Home / 80,619.80-111,253.01-44,808.89

Finding the Fourth Proportional to 80,619.80, 111,253.01 and 44,808.89

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Solution

The fourth proportional to 80,619.80, 111,253.01 and 44,808.89 is: 61,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,619.80 : 111,253.01 = 44,808.89 : x
  2. Step 2: Convert to fraction form
    80,619.80/111,253.01 = 44,808.89/x
  3. Step 3: Cross multiply
    80,619.80x = 111,253.01 × 44,808.89
  4. Step 4: Simplify right side
    80,619.80x = 4,985,123,106.95
  5. Step 5: Solve for x
    x = 4,985,123,106.95/80,619.80
  6. Step 6: Final answer
    x = 61,834.98

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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.