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Finding the Fourth Proportional to 178,701.31, 246,612.10 and 97,033.03

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Solution

The fourth proportional to 178,701.31, 246,612.10 and 97,033.03 is: 133,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,701.31 : 246,612.10 = 97,033.03 : x
  2. Step 2: Convert to fraction form
    178,701.31/246,612.10 = 97,033.03/x
  3. Step 3: Cross multiply
    178,701.31x = 246,612.10 × 97,033.03
  4. Step 4: Simplify right side
    178,701.31x = 23,929,519,671.61
  5. Step 5: Solve for x
    x = 23,929,519,671.61/178,701.31
  6. Step 6: Final answer
    x = 133,907.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.