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Finding the Fourth Proportional to 80,313.30, 110,833.29 and 44,503.74

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Solution

The fourth proportional to 80,313.30, 110,833.29 and 44,503.74 is: 61,415.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,313.30 : 110,833.29 = 44,503.74 : x
  2. Step 2: Convert to fraction form
    80,313.30/110,833.29 = 44,503.74/x
  3. Step 3: Cross multiply
    80,313.30x = 110,833.29 × 44,503.74
  4. Step 4: Simplify right side
    80,313.30x = 4,932,495,921.50
  5. Step 5: Solve for x
    x = 4,932,495,921.50/80,313.30
  6. Step 6: Final answer
    x = 61,415.68

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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.