Home / 79,746.13-119,615.22-29,822.56

Finding the Fourth Proportional to 79,746.13, 119,615.22 and 29,822.56

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Solution

The fourth proportional to 79,746.13, 119,615.22 and 29,822.56 is: 44,732.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,746.13 : 119,615.22 = 29,822.56 : x
  2. Step 2: Convert to fraction form
    79,746.13/119,615.22 = 29,822.56/x
  3. Step 3: Cross multiply
    79,746.13x = 119,615.22 × 29,822.56
  4. Step 4: Simplify right side
    79,746.13x = 3,567,231,328.17
  5. Step 5: Solve for x
    x = 3,567,231,328.17/79,746.13
  6. Step 6: Final answer
    x = 44,732.35

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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.