Home / 154,778.38-232,167.87-42,460.13

Finding the Fourth Proportional to 154,778.38, 232,167.87 and 42,460.13

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Solution

The fourth proportional to 154,778.38, 232,167.87 and 42,460.13 is: 63,690.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,778.38 : 232,167.87 = 42,460.13 : x
  2. Step 2: Convert to fraction form
    154,778.38/232,167.87 = 42,460.13/x
  3. Step 3: Cross multiply
    154,778.38x = 232,167.87 × 42,460.13
  4. Step 4: Simplify right side
    154,778.38x = 9,857,878,522.44
  5. Step 5: Solve for x
    x = 9,857,878,522.44/154,778.38
  6. Step 6: Final answer
    x = 63,690.28

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1.5x scale

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.