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Finding the Fourth Proportional to 83,433.76, 125,223.54 and 48,325.12

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Solution

The fourth proportional to 83,433.76, 125,223.54 and 48,325.12 is: 72,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,433.76 : 125,223.54 = 48,325.12 : x
  2. Step 2: Convert to fraction form
    83,433.76/125,223.54 = 48,325.12/x
  3. Step 3: Cross multiply
    83,433.76x = 125,223.54 × 48,325.12
  4. Step 4: Simplify right side
    83,433.76x = 6,051,442,597.32
  5. Step 5: Solve for x
    x = 6,051,442,597.32/83,433.76
  6. Step 6: Final answer
    x = 72,529.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.