Home / 178,067.64-267,134.04-89,382.36

Finding the Fourth Proportional to 178,067.64, 267,134.04 and 89,382.36

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Solution

The fourth proportional to 178,067.64, 267,134.04 and 89,382.36 is: 134,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,067.64 : 267,134.04 = 89,382.36 : x
  2. Step 2: Convert to fraction form
    178,067.64/267,134.04 = 89,382.36/x
  3. Step 3: Cross multiply
    178,067.64x = 267,134.04 × 89,382.36
  4. Step 4: Simplify right side
    178,067.64x = 23,877,070,931.53
  5. Step 5: Solve for x
    x = 23,877,070,931.53/178,067.64
  6. Step 6: Final answer
    x = 134,089.89

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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.