Home / 65,244.28-89,951.44-47,079.76

Finding the Fourth Proportional to 65,244.28, 89,951.44 and 47,079.76

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Solution

The fourth proportional to 65,244.28, 89,951.44 and 47,079.76 is: 64,908.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,244.28 : 89,951.44 = 47,079.76 : x
  2. Step 2: Convert to fraction form
    65,244.28/89,951.44 = 47,079.76/x
  3. Step 3: Cross multiply
    65,244.28x = 89,951.44 × 47,079.76
  4. Step 4: Simplify right side
    65,244.28x = 4,234,892,206.85
  5. Step 5: Solve for x
    x = 4,234,892,206.85/65,244.28
  6. Step 6: Final answer
    x = 64,908.25

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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.