Home / 80,444.40-111,019.92-44,638.08

Finding the Fourth Proportional to 80,444.40, 111,019.92 and 44,638.08

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Solution

The fourth proportional to 80,444.40, 111,019.92 and 44,638.08 is: 61,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,444.40 : 111,019.92 = 44,638.08 : x
  2. Step 2: Convert to fraction form
    80,444.40/111,019.92 = 44,638.08/x
  3. Step 3: Cross multiply
    80,444.40x = 111,019.92 × 44,638.08
  4. Step 4: Simplify right side
    80,444.40x = 4,955,716,070.55
  5. Step 5: Solve for x
    x = 4,955,716,070.55/80,444.40
  6. Step 6: Final answer
    x = 61,604.24

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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.