Home / 126,746.36-174,907.86-70,156.52

Finding the Fourth Proportional to 126,746.36, 174,907.86 and 70,156.52

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Solution

The fourth proportional to 126,746.36, 174,907.86 and 70,156.52 is: 96,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,746.36 : 174,907.86 = 70,156.52 : x
  2. Step 2: Convert to fraction form
    126,746.36/174,907.86 = 70,156.52/x
  3. Step 3: Cross multiply
    126,746.36x = 174,907.86 × 70,156.52
  4. Step 4: Simplify right side
    126,746.36x = 12,270,926,778.25
  5. Step 5: Solve for x
    x = 12,270,926,778.25/126,746.36
  6. Step 6: Final answer
    x = 96,814.83

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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.