Home / 123,844.32-185,766.44-30,349.28

Finding the Fourth Proportional to 123,844.32, 185,766.44 and 30,349.28

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Solution

The fourth proportional to 123,844.32, 185,766.44 and 30,349.28 is: 45,523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,844.32 : 185,766.44 = 30,349.28 : x
  2. Step 2: Convert to fraction form
    123,844.32/185,766.44 = 30,349.28/x
  3. Step 3: Cross multiply
    123,844.32x = 185,766.44 × 30,349.28
  4. Step 4: Simplify right side
    123,844.32x = 5,637,877,702.16
  5. Step 5: Solve for x
    x = 5,637,877,702.16/123,844.32
  6. Step 6: Final answer
    x = 45,523.91

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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.