Home / 125,104.38-187,595.01-58,509.42

Finding the Fourth Proportional to 125,104.38, 187,595.01 and 58,509.42

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Solution

The fourth proportional to 125,104.38, 187,595.01 and 58,509.42 is: 87,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,104.38 : 187,595.01 = 58,509.42 : x
  2. Step 2: Convert to fraction form
    125,104.38/187,595.01 = 58,509.42/x
  3. Step 3: Cross multiply
    125,104.38x = 187,595.01 × 58,509.42
  4. Step 4: Simplify right side
    125,104.38x = 10,976,075,229.99
  5. Step 5: Solve for x
    x = 10,976,075,229.99/125,104.38
  6. Step 6: Final answer
    x = 87,735.34

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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.