Home / 125,319.12-188,017.70-41,079.93

Finding the Fourth Proportional to 125,319.12, 188,017.70 and 41,079.93

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Solution

The fourth proportional to 125,319.12, 188,017.70 and 41,079.93 is: 61,632.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,319.12 : 188,017.70 = 41,079.93 : x
  2. Step 2: Convert to fraction form
    125,319.12/188,017.70 = 41,079.93/x
  3. Step 3: Cross multiply
    125,319.12x = 188,017.70 × 41,079.93
  4. Step 4: Simplify right side
    125,319.12x = 7,723,753,749.36
  5. Step 5: Solve for x
    x = 7,723,753,749.36/125,319.12
  6. Step 6: Final answer
    x = 61,632.68

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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.