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Finding the Fourth Proportional to 61,995.52, 93,007.92 and 49,393.12

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Solution

The fourth proportional to 61,995.52, 93,007.92 and 49,393.12 is: 74,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,995.52 : 93,007.92 = 49,393.12 : x
  2. Step 2: Convert to fraction form
    61,995.52/93,007.92 = 49,393.12/x
  3. Step 3: Cross multiply
    61,995.52x = 93,007.92 × 49,393.12
  4. Step 4: Simplify right side
    61,995.52x = 4,593,951,353.51
  5. Step 5: Solve for x
    x = 4,593,951,353.51/61,995.52
  6. Step 6: Final answer
    x = 74,101.34

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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.