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Finding the Fourth Proportional to 172,984.02, 238,717.98 and 97,532.52

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Solution

The fourth proportional to 172,984.02, 238,717.98 and 97,532.52 is: 134,594.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,984.02 : 238,717.98 = 97,532.52 : x
  2. Step 2: Convert to fraction form
    172,984.02/238,717.98 = 97,532.52/x
  3. Step 3: Cross multiply
    172,984.02x = 238,717.98 × 97,532.52
  4. Step 4: Simplify right side
    172,984.02x = 23,282,766,158.71
  5. Step 5: Solve for x
    x = 23,282,766,158.71/172,984.02
  6. Step 6: Final answer
    x = 134,594.90

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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.