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Finding the Fourth Proportional to 97,133.52, 145,583.52 and 40,951.92

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Solution

The fourth proportional to 97,133.52, 145,583.52 and 40,951.92 is: 61,378.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,133.52 : 145,583.52 = 40,951.92 : x
  2. Step 2: Convert to fraction form
    97,133.52/145,583.52 = 40,951.92/x
  3. Step 3: Cross multiply
    97,133.52x = 145,583.52 × 40,951.92
  4. Step 4: Simplify right side
    97,133.52x = 5,961,924,664.36
  5. Step 5: Solve for x
    x = 5,961,924,664.36/97,133.52
  6. Step 6: Final answer
    x = 61,378.65

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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.