Home / 60,884.10-91,340.55-19,331.10

Finding the Fourth Proportional to 60,884.10, 91,340.55 and 19,331.10

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Solution

The fourth proportional to 60,884.10, 91,340.55 and 19,331.10 is: 29,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,884.10 : 91,340.55 = 19,331.10 : x
  2. Step 2: Convert to fraction form
    60,884.10/91,340.55 = 19,331.10/x
  3. Step 3: Cross multiply
    60,884.10x = 91,340.55 × 19,331.10
  4. Step 4: Simplify right side
    60,884.10x = 1,765,713,306.11
  5. Step 5: Solve for x
    x = 1,765,713,306.11/60,884.10
  6. Step 6: Final answer
    x = 29,001.22

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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.