Home / 119,621.83-179,371.75-39,630.94

Finding the Fourth Proportional to 119,621.83, 179,371.75 and 39,630.94

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Solution

The fourth proportional to 119,621.83, 179,371.75 and 39,630.94 is: 59,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,621.83 : 179,371.75 = 39,630.94 : x
  2. Step 2: Convert to fraction form
    119,621.83/179,371.75 = 39,630.94/x
  3. Step 3: Cross multiply
    119,621.83x = 179,371.75 × 39,630.94
  4. Step 4: Simplify right side
    119,621.83x = 7,108,670,514.44
  5. Step 5: Solve for x
    x = 7,108,670,514.44/119,621.83
  6. Step 6: Final answer
    x = 59,426.20

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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.