Home / 79,663.04-119,512.55-26,354.89

Finding the Fourth Proportional to 79,663.04, 119,512.55 and 26,354.89

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Solution

The fourth proportional to 79,663.04, 119,512.55 and 26,354.89 is: 39,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,663.04 : 119,512.55 = 26,354.89 : x
  2. Step 2: Convert to fraction form
    79,663.04/119,512.55 = 26,354.89/x
  3. Step 3: Cross multiply
    79,663.04x = 119,512.55 × 26,354.89
  4. Step 4: Simplify right side
    79,663.04x = 3,149,739,875.98
  5. Step 5: Solve for x
    x = 3,149,739,875.98/79,663.04
  6. Step 6: Final answer
    x = 39,538.29

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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.