Home / 54,951.46-75,832.12-31,077.24

Finding the Fourth Proportional to 54,951.46, 75,832.12 and 31,077.24

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Solution

The fourth proportional to 54,951.46, 75,832.12 and 31,077.24 is: 42,886.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,951.46 : 75,832.12 = 31,077.24 : x
  2. Step 2: Convert to fraction form
    54,951.46/75,832.12 = 31,077.24/x
  3. Step 3: Cross multiply
    54,951.46x = 75,832.12 × 31,077.24
  4. Step 4: Simplify right side
    54,951.46x = 2,356,652,992.95
  5. Step 5: Solve for x
    x = 2,356,652,992.95/54,951.46
  6. Step 6: Final answer
    x = 42,886.09

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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.