Home / 141,849.80-212,760.30-48,354.20

Finding the Fourth Proportional to 141,849.80, 212,760.30 and 48,354.20

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Solution

The fourth proportional to 141,849.80, 212,760.30 and 48,354.20 is: 72,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,849.80 : 212,760.30 = 48,354.20 : x
  2. Step 2: Convert to fraction form
    141,849.80/212,760.30 = 48,354.20/x
  3. Step 3: Cross multiply
    141,849.80x = 212,760.30 × 48,354.20
  4. Step 4: Simplify right side
    141,849.80x = 10,287,854,098.26
  5. Step 5: Solve for x
    x = 10,287,854,098.26/141,849.80
  6. Step 6: Final answer
    x = 72,526.39

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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.