Home / 80,458.34-111,045.70-44,659.85

Finding the Fourth Proportional to 80,458.34, 111,045.70 and 44,659.85

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Solution

The fourth proportional to 80,458.34, 111,045.70 and 44,659.85 is: 61,637.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,458.34 : 111,045.70 = 44,659.85 : x
  2. Step 2: Convert to fraction form
    80,458.34/111,045.70 = 44,659.85/x
  3. Step 3: Cross multiply
    80,458.34x = 111,045.70 × 44,659.85
  4. Step 4: Simplify right side
    80,458.34x = 4,959,283,805.74
  5. Step 5: Solve for x
    x = 4,959,283,805.74/80,458.34
  6. Step 6: Final answer
    x = 61,637.91

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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.