Home / 80,549.12-111,154.69-44,741.41

Finding the Fourth Proportional to 80,549.12, 111,154.69 and 44,741.41

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Solution

The fourth proportional to 80,549.12, 111,154.69 and 44,741.41 is: 61,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,549.12 : 111,154.69 = 44,741.41 : x
  2. Step 2: Convert to fraction form
    80,549.12/111,154.69 = 44,741.41/x
  3. Step 3: Cross multiply
    80,549.12x = 111,154.69 × 44,741.41
  4. Step 4: Simplify right side
    80,549.12x = 4,973,217,558.71
  5. Step 5: Solve for x
    x = 4,973,217,558.71/80,549.12
  6. Step 6: Final answer
    x = 61,741.43

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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.