Home / 178,498.32-267,576.72-66,148.36

Finding the Fourth Proportional to 178,498.32, 267,576.72 and 66,148.36

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Solution

The fourth proportional to 178,498.32, 267,576.72 and 66,148.36 is: 99,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,498.32 : 267,576.72 = 66,148.36 : x
  2. Step 2: Convert to fraction form
    178,498.32/267,576.72 = 66,148.36/x
  3. Step 3: Cross multiply
    178,498.32x = 267,576.72 × 66,148.36
  4. Step 4: Simplify right side
    178,498.32x = 17,699,761,202.18
  5. Step 5: Solve for x
    x = 17,699,761,202.18/178,498.32
  6. Step 6: Final answer
    x = 99,159.26

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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.