Home / 78,696.16-118,044.08-24,665

Finding the Fourth Proportional to 78,696.16, 118,044.08 and 24,665

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Solution

The fourth proportional to 78,696.16, 118,044.08 and 24,665 is: 36,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,696.16 : 118,044.08 = 24,665 : x
  2. Step 2: Convert to fraction form
    78,696.16/118,044.08 = 24,665/x
  3. Step 3: Cross multiply
    78,696.16x = 118,044.08 × 24,665
  4. Step 4: Simplify right side
    78,696.16x = 2,911,557,233.20
  5. Step 5: Solve for x
    x = 2,911,557,233.20/78,696.16
  6. Step 6: Final answer
    x = 36,997.45

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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.