Home / 178,130.52-267,128.87-58,159.44

Finding the Fourth Proportional to 178,130.52, 267,128.87 and 58,159.44

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Solution

The fourth proportional to 178,130.52, 267,128.87 and 58,159.44 is: 87,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,130.52 : 267,128.87 = 58,159.44 : x
  2. Step 2: Convert to fraction form
    178,130.52/267,128.87 = 58,159.44/x
  3. Step 3: Cross multiply
    178,130.52x = 267,128.87 × 58,159.44
  4. Step 4: Simplify right side
    178,130.52x = 15,536,065,196.24
  5. Step 5: Solve for x
    x = 15,536,065,196.24/178,130.52
  6. Step 6: Final answer
    x = 87,217.31

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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.