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Finding the Fourth Proportional to 125,503.80, 188,258.13 and 49,600.32

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Solution

The fourth proportional to 125,503.80, 188,258.13 and 49,600.32 is: 74,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,503.80 : 188,258.13 = 49,600.32 : x
  2. Step 2: Convert to fraction form
    125,503.80/188,258.13 = 49,600.32/x
  3. Step 3: Cross multiply
    125,503.80x = 188,258.13 × 49,600.32
  4. Step 4: Simplify right side
    125,503.80x = 9,337,663,490.60
  5. Step 5: Solve for x
    x = 9,337,663,490.60/125,503.80
  6. Step 6: Final answer
    x = 74,401.44

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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.