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Finding the Fourth Proportional to 80,088.95, 110,513 and 44,273.99

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Solution

The fourth proportional to 80,088.95, 110,513 and 44,273.99 is: 61,092.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,088.95 : 110,513 = 44,273.99 : x
  2. Step 2: Convert to fraction form
    80,088.95/110,513 = 44,273.99/x
  3. Step 3: Cross multiply
    80,088.95x = 110,513 × 44,273.99
  4. Step 4: Simplify right side
    80,088.95x = 4,892,850,904.31
  5. Step 5: Solve for x
    x = 4,892,850,904.31/80,088.95
  6. Step 6: Final answer
    x = 61,092.71

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1.5x scale

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.