Home / 126,238,291.59-174,179,241.48-76,677,284.91

Finding the Fourth Proportional to 126,238,291.59, 174,179,241.48 and 76,677,284.91

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Solution

The fourth proportional to 126,238,291.59, 174,179,241.48 and 76,677,284.91 is: 105,796,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,238,291.59 : 174,179,241.48 = 76,677,284.91 : x
  2. Step 2: Convert to fraction form
    126,238,291.59/174,179,241.48 = 76,677,284.91/x
  3. Step 3: Cross multiply
    126,238,291.59x = 174,179,241.48 × 76,677,284.91
  4. Step 4: Simplify right side
    126,238,291.59x = 13,355,591,324,369,648
  5. Step 5: Solve for x
    x = 13,355,591,324,369,648/126,238,291.59
  6. Step 6: Final answer
    x = 105,796,673.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.