Home / 64,439.76-88,724.79-58,534.86

Finding the Fourth Proportional to 64,439.76, 88,724.79 and 58,534.86

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Solution

The fourth proportional to 64,439.76, 88,724.79 and 58,534.86 is: 80,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,439.76 : 88,724.79 = 58,534.86 : x
  2. Step 2: Convert to fraction form
    64,439.76/88,724.79 = 58,534.86/x
  3. Step 3: Cross multiply
    64,439.76x = 88,724.79 × 58,534.86
  4. Step 4: Simplify right side
    64,439.76x = 5,193,493,161.18
  5. Step 5: Solve for x
    x = 5,193,493,161.18/64,439.76
  6. Step 6: Final answer
    x = 80,594.55

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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.