Home / 126,213.29-174,176.28-69,624.66

Finding the Fourth Proportional to 126,213.29, 174,176.28 and 69,624.66

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Solution

The fourth proportional to 126,213.29, 174,176.28 and 69,624.66 is: 96,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,213.29 : 174,176.28 = 69,624.66 : x
  2. Step 2: Convert to fraction form
    126,213.29/174,176.28 = 69,624.66/x
  3. Step 3: Cross multiply
    126,213.29x = 174,176.28 × 69,624.66
  4. Step 4: Simplify right side
    126,213.29x = 12,126,964,275.06
  5. Step 5: Solve for x
    x = 12,126,964,275.06/126,213.29
  6. Step 6: Final answer
    x = 96,083.10

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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.