Home / 125,641.04-188,489.34-41,397.80

Finding the Fourth Proportional to 125,641.04, 188,489.34 and 41,397.80

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Solution

The fourth proportional to 125,641.04, 188,489.34 and 41,397.80 is: 62,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,641.04 : 188,489.34 = 41,397.80 : x
  2. Step 2: Convert to fraction form
    125,641.04/188,489.34 = 41,397.80/x
  3. Step 3: Cross multiply
    125,641.04x = 188,489.34 × 41,397.80
  4. Step 4: Simplify right side
    125,641.04x = 7,803,043,999.45
  5. Step 5: Solve for x
    x = 7,803,043,999.45/125,641.04
  6. Step 6: Final answer
    x = 62,105.85

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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.