Home / 80,624.32-111,256.76-44,813.08

Finding the Fourth Proportional to 80,624.32, 111,256.76 and 44,813.08

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Solution

The fourth proportional to 80,624.32, 111,256.76 and 44,813.08 is: 61,839.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,624.32 : 111,256.76 = 44,813.08 : x
  2. Step 2: Convert to fraction form
    80,624.32/111,256.76 = 44,813.08/x
  3. Step 3: Cross multiply
    80,624.32x = 111,256.76 × 44,813.08
  4. Step 4: Simplify right side
    80,624.32x = 4,985,758,086.42
  5. Step 5: Solve for x
    x = 4,985,758,086.42/80,624.32
  6. Step 6: Final answer
    x = 61,839.38

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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.