Home / 75,258.46-103,766.88-48,402.10

Finding the Fourth Proportional to 75,258.46, 103,766.88 and 48,402.10

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Solution

The fourth proportional to 75,258.46, 103,766.88 and 48,402.10 is: 66,737.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,258.46 : 103,766.88 = 48,402.10 : x
  2. Step 2: Convert to fraction form
    75,258.46/103,766.88 = 48,402.10/x
  3. Step 3: Cross multiply
    75,258.46x = 103,766.88 × 48,402.10
  4. Step 4: Simplify right side
    75,258.46x = 5,022,534,902.45
  5. Step 5: Solve for x
    x = 5,022,534,902.45/75,258.46
  6. Step 6: Final answer
    x = 66,737.15

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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.