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Finding the Fourth Proportional to 117,349.79, 175,978.63 and 41,432.14

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Solution

The fourth proportional to 117,349.79, 175,978.63 and 41,432.14 is: 62,131.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,349.79 : 175,978.63 = 41,432.14 : x
  2. Step 2: Convert to fraction form
    117,349.79/175,978.63 = 41,432.14/x
  3. Step 3: Cross multiply
    117,349.79x = 175,978.63 × 41,432.14
  4. Step 4: Simplify right side
    117,349.79x = 7,291,170,148.11
  5. Step 5: Solve for x
    x = 7,291,170,148.11/117,349.79
  6. Step 6: Final answer
    x = 62,131.94

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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.