Home / 149,932.32-224,376.84-92,979.60

Finding the Fourth Proportional to 149,932.32, 224,376.84 and 92,979.60

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Solution

The fourth proportional to 149,932.32, 224,376.84 and 92,979.60 is: 139,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,932.32 : 224,376.84 = 92,979.60 : x
  2. Step 2: Convert to fraction form
    149,932.32/224,376.84 = 92,979.60/x
  3. Step 3: Cross multiply
    149,932.32x = 224,376.84 × 92,979.60
  4. Step 4: Simplify right side
    149,932.32x = 20,862,468,832.46
  5. Step 5: Solve for x
    x = 20,862,468,832.46/149,932.32
  6. Step 6: Final answer
    x = 139,145.91

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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.