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Finding the Fourth Proportional to 173,792.61, 260,693.78 and 61,456.95

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Solution

The fourth proportional to 173,792.61, 260,693.78 and 61,456.95 is: 92,187.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,792.61 : 260,693.78 = 61,456.95 : x
  2. Step 2: Convert to fraction form
    173,792.61/260,693.78 = 61,456.95/x
  3. Step 3: Cross multiply
    173,792.61x = 260,693.78 × 61,456.95
  4. Step 4: Simplify right side
    173,792.61x = 16,021,444,295.49
  5. Step 5: Solve for x
    x = 16,021,444,295.49/173,792.61
  6. Step 6: Final answer
    x = 92,187.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.