Home / 125,346.52-188,017.14-30,577

Finding the Fourth Proportional to 125,346.52, 188,017.14 and 30,577

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Solution

The fourth proportional to 125,346.52, 188,017.14 and 30,577 is: 45,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,346.52 : 188,017.14 = 30,577 : x
  2. Step 2: Convert to fraction form
    125,346.52/188,017.14 = 30,577/x
  3. Step 3: Cross multiply
    125,346.52x = 188,017.14 × 30,577
  4. Step 4: Simplify right side
    125,346.52x = 5,749,000,089.78
  5. Step 5: Solve for x
    x = 5,749,000,089.78/125,346.52
  6. Step 6: Final answer
    x = 45,864.86

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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.