Home / 126,298.97-174,280.17-69,706.70

Finding the Fourth Proportional to 126,298.97, 174,280.17 and 69,706.70

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Solution

The fourth proportional to 126,298.97, 174,280.17 and 69,706.70 is: 96,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,298.97 : 174,280.17 = 69,706.70 : x
  2. Step 2: Convert to fraction form
    126,298.97/174,280.17 = 69,706.70/x
  3. Step 3: Cross multiply
    126,298.97x = 174,280.17 × 69,706.70
  4. Step 4: Simplify right side
    126,298.97x = 12,148,495,526.14
  5. Step 5: Solve for x
    x = 12,148,495,526.14/126,298.97
  6. Step 6: Final answer
    x = 96,188.40

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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.