Home / 71,945.14-99,294.06-41,330.20

Finding the Fourth Proportional to 71,945.14, 99,294.06 and 41,330.20

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Solution

The fourth proportional to 71,945.14, 99,294.06 and 41,330.20 is: 57,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,945.14 : 99,294.06 = 41,330.20 : x
  2. Step 2: Convert to fraction form
    71,945.14/99,294.06 = 41,330.20/x
  3. Step 3: Cross multiply
    71,945.14x = 99,294.06 × 41,330.20
  4. Step 4: Simplify right side
    71,945.14x = 4,103,843,358.61
  5. Step 5: Solve for x
    x = 4,103,843,358.61/71,945.14
  6. Step 6: Final answer
    x = 57,041.29

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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.