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Finding the Fourth Proportional to 243,044.88, 364,584.83 and 93,285.17

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Solution

The fourth proportional to 243,044.88, 364,584.83 and 93,285.17 is: 139,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,044.88 : 364,584.83 = 93,285.17 : x
  2. Step 2: Convert to fraction form
    243,044.88/364,584.83 = 93,285.17/x
  3. Step 3: Cross multiply
    243,044.88x = 364,584.83 × 93,285.17
  4. Step 4: Simplify right side
    243,044.88x = 34,010,356,023.05
  5. Step 5: Solve for x
    x = 34,010,356,023.05/243,044.88
  6. Step 6: Final answer
    x = 139,934.47

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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.