Home / 249,115.23-373,732.17-80,635.59

Finding the Fourth Proportional to 249,115.23, 373,732.17 and 80,635.59

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Solution

The fourth proportional to 249,115.23, 373,732.17 and 80,635.59 is: 120,972.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,115.23 : 373,732.17 = 80,635.59 : x
  2. Step 2: Convert to fraction form
    249,115.23/373,732.17 = 80,635.59/x
  3. Step 3: Cross multiply
    249,115.23x = 373,732.17 × 80,635.59
  4. Step 4: Simplify right side
    249,115.23x = 30,136,114,029.93
  5. Step 5: Solve for x
    x = 30,136,114,029.93/249,115.23
  6. Step 6: Final answer
    x = 120,972.59

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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.