Home / 126,314.90-174,314.60-69,726.28

Finding the Fourth Proportional to 126,314.90, 174,314.60 and 69,726.28

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Solution

The fourth proportional to 126,314.90, 174,314.60 and 69,726.28 is: 96,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,314.90 : 174,314.60 = 69,726.28 : x
  2. Step 2: Convert to fraction form
    126,314.90/174,314.60 = 69,726.28/x
  3. Step 3: Cross multiply
    126,314.90x = 174,314.60 × 69,726.28
  4. Step 4: Simplify right side
    126,314.90x = 12,154,307,387.48
  5. Step 5: Solve for x
    x = 12,154,307,387.48/126,314.90
  6. Step 6: Final answer
    x = 96,222.28

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1.5x scale

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.