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Finding the Fourth Proportional to 243,983.07, 365,720.88 and 94,326.15

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Solution

The fourth proportional to 243,983.07, 365,720.88 and 94,326.15 is: 141,391.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,983.07 : 365,720.88 = 94,326.15 : x
  2. Step 2: Convert to fraction form
    243,983.07/365,720.88 = 94,326.15/x
  3. Step 3: Cross multiply
    243,983.07x = 365,720.88 × 94,326.15
  4. Step 4: Simplify right side
    243,983.07x = 34,497,042,585.01
  5. Step 5: Solve for x
    x = 34,497,042,585.01/243,983.07
  6. Step 6: Final answer
    x = 141,391.13

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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.