Home / 125,590.16-188,052.03-75,601.62

Finding the Fourth Proportional to 125,590.16, 188,052.03 and 75,601.62

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Solution

The fourth proportional to 125,590.16, 188,052.03 and 75,601.62 is: 113,201.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,590.16 : 188,052.03 = 75,601.62 : x
  2. Step 2: Convert to fraction form
    125,590.16/188,052.03 = 75,601.62/x
  3. Step 3: Cross multiply
    125,590.16x = 188,052.03 × 75,601.62
  4. Step 4: Simplify right side
    125,590.16x = 14,217,038,112.29
  5. Step 5: Solve for x
    x = 14,217,038,112.29/125,590.16
  6. Step 6: Final answer
    x = 113,201.85

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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.