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Finding the Fourth Proportional to 80,263.64, 110,758.95 and 44,451.51

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Solution

The fourth proportional to 80,263.64, 110,758.95 and 44,451.51 is: 61,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,263.64 : 110,758.95 = 44,451.51 : x
  2. Step 2: Convert to fraction form
    80,263.64/110,758.95 = 44,451.51/x
  3. Step 3: Cross multiply
    80,263.64x = 110,758.95 × 44,451.51
  4. Step 4: Simplify right side
    80,263.64x = 4,923,402,573.51
  5. Step 5: Solve for x
    x = 4,923,402,573.51/80,263.64
  6. Step 6: Final answer
    x = 61,340.39

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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.