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Finding the Fourth Proportional to 240,963.12, 332,542.40 and 133,530.93

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Solution

The fourth proportional to 240,963.12, 332,542.40 and 133,530.93 is: 184,280.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,963.12 : 332,542.40 = 133,530.93 : x
  2. Step 2: Convert to fraction form
    240,963.12/332,542.40 = 133,530.93/x
  3. Step 3: Cross multiply
    240,963.12x = 332,542.40 × 133,530.93
  4. Step 4: Simplify right side
    240,963.12x = 44,404,695,268.78
  5. Step 5: Solve for x
    x = 44,404,695,268.78/240,963.12
  6. Step 6: Final answer
    x = 184,280.05

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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.