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Finding the Fourth Proportional to 240,158.01, 360,244.31 and 82,384.19

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Solution

The fourth proportional to 240,158.01, 360,244.31 and 82,384.19 is: 123,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,158.01 : 360,244.31 = 82,384.19 : x
  2. Step 2: Convert to fraction form
    240,158.01/360,244.31 = 82,384.19/x
  3. Step 3: Cross multiply
    240,158.01x = 360,244.31 × 82,384.19
  4. Step 4: Simplify right side
    240,158.01x = 29,678,435,681.46
  5. Step 5: Solve for x
    x = 29,678,435,681.46/240,158.01
  6. Step 6: Final answer
    x = 123,578.79

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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.