Home / 119,948.72-179,891.64-35,686.16

Finding the Fourth Proportional to 119,948.72, 179,891.64 and 35,686.16

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Solution

The fourth proportional to 119,948.72, 179,891.64 and 35,686.16 is: 53,519.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,948.72 : 179,891.64 = 35,686.16 : x
  2. Step 2: Convert to fraction form
    119,948.72/179,891.64 = 35,686.16/x
  3. Step 3: Cross multiply
    119,948.72x = 179,891.64 × 35,686.16
  4. Step 4: Simplify right side
    119,948.72x = 6,419,641,847.70
  5. Step 5: Solve for x
    x = 6,419,641,847.70/119,948.72
  6. Step 6: Final answer
    x = 53,519.89

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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.