Home / 79,274.52-118,905.66-29,331.18

Finding the Fourth Proportional to 79,274.52, 118,905.66 and 29,331.18

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Solution

The fourth proportional to 79,274.52, 118,905.66 and 29,331.18 is: 43,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,274.52 : 118,905.66 = 29,331.18 : x
  2. Step 2: Convert to fraction form
    79,274.52/118,905.66 = 29,331.18/x
  3. Step 3: Cross multiply
    79,274.52x = 118,905.66 × 29,331.18
  4. Step 4: Simplify right side
    79,274.52x = 3,487,643,316.48
  5. Step 5: Solve for x
    x = 3,487,643,316.48/79,274.52
  6. Step 6: Final answer
    x = 43,994.51

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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.