Home / 178,497.32-267,575.24-66,147.36

Finding the Fourth Proportional to 178,497.32, 267,575.24 and 66,147.36

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Solution

The fourth proportional to 178,497.32, 267,575.24 and 66,147.36 is: 99,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,497.32 : 267,575.24 = 66,147.36 : x
  2. Step 2: Convert to fraction form
    178,497.32/267,575.24 = 66,147.36/x
  3. Step 3: Cross multiply
    178,497.32x = 267,575.24 × 66,147.36
  4. Step 4: Simplify right side
    178,497.32x = 17,699,395,727.37
  5. Step 5: Solve for x
    x = 17,699,395,727.37/178,497.32
  6. Step 6: Final answer
    x = 99,157.77

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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.