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Finding the Fourth Proportional to 240,076.96, 360,132.96 and 82,304.08

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Solution

The fourth proportional to 240,076.96, 360,132.96 and 82,304.08 is: 123,462.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,076.96 : 360,132.96 = 82,304.08 : x
  2. Step 2: Convert to fraction form
    240,076.96/360,132.96 = 82,304.08/x
  3. Step 3: Cross multiply
    240,076.96x = 360,132.96 × 82,304.08
  4. Step 4: Simplify right side
    240,076.96x = 29,640,411,950.48
  5. Step 5: Solve for x
    x = 29,640,411,950.48/240,076.96
  6. Step 6: Final answer
    x = 123,462.13

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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.