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Finding the Fourth Proportional to 178,152.60, 267,254.99 and 51,776.43

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Solution

The fourth proportional to 178,152.60, 267,254.99 and 51,776.43 is: 77,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,152.60 : 267,254.99 = 51,776.43 : x
  2. Step 2: Convert to fraction form
    178,152.60/267,254.99 = 51,776.43/x
  3. Step 3: Cross multiply
    178,152.60x = 267,254.99 × 51,776.43
  4. Step 4: Simplify right side
    178,152.60x = 13,837,509,281.89
  5. Step 5: Solve for x
    x = 13,837,509,281.89/178,152.60
  6. Step 6: Final answer
    x = 77,672.23

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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.