Home / 80,436.15-110,924.98-48,165.94

Finding the Fourth Proportional to 80,436.15, 110,924.98 and 48,165.94

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Solution

The fourth proportional to 80,436.15, 110,924.98 and 48,165.94 is: 66,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,436.15 : 110,924.98 = 48,165.94 : x
  2. Step 2: Convert to fraction form
    80,436.15/110,924.98 = 48,165.94/x
  3. Step 3: Cross multiply
    80,436.15x = 110,924.98 × 48,165.94
  4. Step 4: Simplify right side
    80,436.15x = 5,342,806,152.62
  5. Step 5: Solve for x
    x = 5,342,806,152.62/80,436.15
  6. Step 6: Final answer
    x = 66,422.95

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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.