Home / 56,485.28-77,951.76-34,124.96

Finding the Fourth Proportional to 56,485.28, 77,951.76 and 34,124.96

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Solution

The fourth proportional to 56,485.28, 77,951.76 and 34,124.96 is: 47,093.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,485.28 : 77,951.76 = 34,124.96 : x
  2. Step 2: Convert to fraction form
    56,485.28/77,951.76 = 34,124.96/x
  3. Step 3: Cross multiply
    56,485.28x = 77,951.76 × 34,124.96
  4. Step 4: Simplify right side
    56,485.28x = 2,660,100,691.93
  5. Step 5: Solve for x
    x = 2,660,100,691.93/56,485.28
  6. Step 6: Final answer
    x = 47,093.70

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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.