Home / 119,505.48-179,267.40-30,759.86

Finding the Fourth Proportional to 119,505.48, 179,267.40 and 30,759.86

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Solution

The fourth proportional to 119,505.48, 179,267.40 and 30,759.86 is: 46,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,505.48 : 179,267.40 = 30,759.86 : x
  2. Step 2: Convert to fraction form
    119,505.48/179,267.40 = 30,759.86/x
  3. Step 3: Cross multiply
    119,505.48x = 179,267.40 × 30,759.86
  4. Step 4: Simplify right side
    119,505.48x = 5,514,239,230.23
  5. Step 5: Solve for x
    x = 5,514,239,230.23/119,505.48
  6. Step 6: Final answer
    x = 46,142.15

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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.