Home / 80,058.08-120,046.34-26,730.92

Finding the Fourth Proportional to 80,058.08, 120,046.34 and 26,730.92

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Solution

The fourth proportional to 80,058.08, 120,046.34 and 26,730.92 is: 40,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,058.08 : 120,046.34 = 26,730.92 : x
  2. Step 2: Convert to fraction form
    80,058.08/120,046.34 = 26,730.92/x
  3. Step 3: Cross multiply
    80,058.08x = 120,046.34 × 26,730.92
  4. Step 4: Simplify right side
    80,058.08x = 3,208,949,110.83
  5. Step 5: Solve for x
    x = 3,208,949,110.83/80,058.08
  6. Step 6: Final answer
    x = 40,082.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.