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Finding the Fourth Proportional to 173,598.92, 239,564.36 and 101,985.47

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Solution

The fourth proportional to 173,598.92, 239,564.36 and 101,985.47 is: 140,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,598.92 : 239,564.36 = 101,985.47 : x
  2. Step 2: Convert to fraction form
    173,598.92/239,564.36 = 101,985.47/x
  3. Step 3: Cross multiply
    173,598.92x = 239,564.36 × 101,985.47
  4. Step 4: Simplify right side
    173,598.92x = 24,432,083,339.92
  5. Step 5: Solve for x
    x = 24,432,083,339.92/173,598.92
  6. Step 6: Final answer
    x = 140,738.68

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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.