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Finding the Fourth Proportional to 173,236, 239,065.68 and 93,748

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Solution

The fourth proportional to 173,236, 239,065.68 and 93,748 is: 129,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,236 : 239,065.68 = 93,748 : x
  2. Step 2: Convert to fraction form
    173,236/239,065.68 = 93,748/x
  3. Step 3: Cross multiply
    173,236x = 239,065.68 × 93,748
  4. Step 4: Simplify right side
    173,236x = 22,411,929,368.64
  5. Step 5: Solve for x
    x = 22,411,929,368.64/173,236
  6. Step 6: Final answer
    x = 129,372.24

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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.