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Finding the Fourth Proportional to 355,167.48, 532,755.83 and 118,510.16

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Solution

The fourth proportional to 355,167.48, 532,755.83 and 118,510.16 is: 177,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,167.48 : 532,755.83 = 118,510.16 : x
  2. Step 2: Convert to fraction form
    355,167.48/532,755.83 = 118,510.16/x
  3. Step 3: Cross multiply
    355,167.48x = 532,755.83 × 118,510.16
  4. Step 4: Simplify right side
    355,167.48x = 63,136,978,284.56
  5. Step 5: Solve for x
    x = 63,136,978,284.56/355,167.48
  6. Step 6: Final answer
    x = 177,766.78

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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.