Home / 224,541.60-309,867.04-123,939.52

Finding the Fourth Proportional to 224,541.60, 309,867.04 and 123,939.52

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Solution

The fourth proportional to 224,541.60, 309,867.04 and 123,939.52 is: 171,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,541.60 : 309,867.04 = 123,939.52 : x
  2. Step 2: Convert to fraction form
    224,541.60/309,867.04 = 123,939.52/x
  3. Step 3: Cross multiply
    224,541.60x = 309,867.04 × 123,939.52
  4. Step 4: Simplify right side
    224,541.60x = 38,404,772,201.42
  5. Step 5: Solve for x
    x = 38,404,772,201.42/224,541.60
  6. Step 6: Final answer
    x = 171,036.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.