Home / 80,549.36-111,155.03-44,741.66

Finding the Fourth Proportional to 80,549.36, 111,155.03 and 44,741.66

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Solution

The fourth proportional to 80,549.36, 111,155.03 and 44,741.66 is: 61,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,549.36 : 111,155.03 = 44,741.66 : x
  2. Step 2: Convert to fraction form
    80,549.36/111,155.03 = 44,741.66/x
  3. Step 3: Cross multiply
    80,549.36x = 111,155.03 × 44,741.66
  4. Step 4: Simplify right side
    80,549.36x = 4,973,260,335.84
  5. Step 5: Solve for x
    x = 4,973,260,335.84/80,549.36
  6. Step 6: Final answer
    x = 61,741.77

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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.