Home / 84,476.13-126,878.22-62,201.55

Finding the Fourth Proportional to 84,476.13, 126,878.22 and 62,201.55

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Solution

The fourth proportional to 84,476.13, 126,878.22 and 62,201.55 is: 93,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,476.13 : 126,878.22 = 62,201.55 : x
  2. Step 2: Convert to fraction form
    84,476.13/126,878.22 = 62,201.55/x
  3. Step 3: Cross multiply
    84,476.13x = 126,878.22 × 62,201.55
  4. Step 4: Simplify right side
    84,476.13x = 7,892,021,945.24
  5. Step 5: Solve for x
    x = 7,892,021,945.24/84,476.13
  6. Step 6: Final answer
    x = 93,423.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.