Home / 125,741.90-188,595.84-49,839.32

Finding the Fourth Proportional to 125,741.90, 188,595.84 and 49,839.32

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Solution

The fourth proportional to 125,741.90, 188,595.84 and 49,839.32 is: 74,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,741.90 : 188,595.84 = 49,839.32 : x
  2. Step 2: Convert to fraction form
    125,741.90/188,595.84 = 49,839.32/x
  3. Step 3: Cross multiply
    125,741.90x = 188,595.84 × 49,839.32
  4. Step 4: Simplify right side
    125,741.90x = 9,399,488,420.43
  5. Step 5: Solve for x
    x = 9,399,488,420.43/125,741.90
  6. Step 6: Final answer
    x = 74,752.24

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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.