Home / 49,865.28-74,311.86-48,425.91

Finding the Fourth Proportional to 49,865.28, 74,311.86 and 48,425.91

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Solution

The fourth proportional to 49,865.28, 74,311.86 and 48,425.91 is: 72,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,865.28 : 74,311.86 = 48,425.91 : x
  2. Step 2: Convert to fraction form
    49,865.28/74,311.86 = 48,425.91/x
  3. Step 3: Cross multiply
    49,865.28x = 74,311.86 × 48,425.91
  4. Step 4: Simplify right side
    49,865.28x = 3,598,619,444.29
  5. Step 5: Solve for x
    x = 3,598,619,444.29/49,865.28
  6. Step 6: Final answer
    x = 72,166.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.