Home / 79,076.07-118,595.48-29,129.04

Finding the Fourth Proportional to 79,076.07, 118,595.48 and 29,129.04

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Solution

The fourth proportional to 79,076.07, 118,595.48 and 29,129.04 is: 43,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,076.07 : 118,595.48 = 29,129.04 : x
  2. Step 2: Convert to fraction form
    79,076.07/118,595.48 = 29,129.04/x
  3. Step 3: Cross multiply
    79,076.07x = 118,595.48 × 29,129.04
  4. Step 4: Simplify right side
    79,076.07x = 3,454,572,335.09
  5. Step 5: Solve for x
    x = 3,454,572,335.09/79,076.07
  6. Step 6: Final answer
    x = 43,686.70

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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.