Home / 125,372.39-188,064.86-41,125.10

Finding the Fourth Proportional to 125,372.39, 188,064.86 and 41,125.10

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Solution

The fourth proportional to 125,372.39, 188,064.86 and 41,125.10 is: 61,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,372.39 : 188,064.86 = 41,125.10 : x
  2. Step 2: Convert to fraction form
    125,372.39/188,064.86 = 41,125.10/x
  3. Step 3: Cross multiply
    125,372.39x = 188,064.86 × 41,125.10
  4. Step 4: Simplify right side
    125,372.39x = 7,734,185,028.04
  5. Step 5: Solve for x
    x = 7,734,185,028.04/125,372.39
  6. Step 6: Final answer
    x = 61,689.70

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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.