Home / 125,577.49-188,375.88-35,618.66

Finding the Fourth Proportional to 125,577.49, 188,375.88 and 35,618.66

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Solution

The fourth proportional to 125,577.49, 188,375.88 and 35,618.66 is: 53,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,577.49 : 188,375.88 = 35,618.66 : x
  2. Step 2: Convert to fraction form
    125,577.49/188,375.88 = 35,618.66/x
  3. Step 3: Cross multiply
    125,577.49x = 188,375.88 × 35,618.66
  4. Step 4: Simplify right side
    125,577.49x = 6,709,696,421.92
  5. Step 5: Solve for x
    x = 6,709,696,421.92/125,577.49
  6. Step 6: Final answer
    x = 53,430.73

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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.