Home / 126,451.74-174,501.35-69,089.82

Finding the Fourth Proportional to 126,451.74, 174,501.35 and 69,089.82

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Solution

The fourth proportional to 126,451.74, 174,501.35 and 69,089.82 is: 95,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,451.74 : 174,501.35 = 69,089.82 : x
  2. Step 2: Convert to fraction form
    126,451.74/174,501.35 = 69,089.82/x
  3. Step 3: Cross multiply
    126,451.74x = 174,501.35 × 69,089.82
  4. Step 4: Simplify right side
    126,451.74x = 12,056,266,515.81
  5. Step 5: Solve for x
    x = 12,056,266,515.81/126,451.74
  6. Step 6: Final answer
    x = 95,342.83

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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.