Home / 80,239.15-110,733.47-44,429.13

Finding the Fourth Proportional to 80,239.15, 110,733.47 and 44,429.13

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Solution

The fourth proportional to 80,239.15, 110,733.47 and 44,429.13 is: 61,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,239.15 : 110,733.47 = 44,429.13 : x
  2. Step 2: Convert to fraction form
    80,239.15/110,733.47 = 44,429.13/x
  3. Step 3: Cross multiply
    80,239.15x = 110,733.47 × 44,429.13
  4. Step 4: Simplify right side
    80,239.15x = 4,919,791,511.84
  5. Step 5: Solve for x
    x = 4,919,791,511.84/80,239.15
  6. Step 6: Final answer
    x = 61,314.11

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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.