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Finding the Fourth Proportional to 173,070, 238,837.32 and 93,582

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Solution

The fourth proportional to 173,070, 238,837.32 and 93,582 is: 129,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,070 : 238,837.32 = 93,582 : x
  2. Step 2: Convert to fraction form
    173,070/238,837.32 = 93,582/x
  3. Step 3: Cross multiply
    173,070x = 238,837.32 × 93,582
  4. Step 4: Simplify right side
    173,070x = 22,350,874,080.24
  5. Step 5: Solve for x
    x = 22,350,874,080.24/173,070
  6. Step 6: Final answer
    x = 129,143.55

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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.