Home / 80,418.30-110,960.64-46,426.20

Finding the Fourth Proportional to 80,418.30, 110,960.64 and 46,426.20

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Solution

The fourth proportional to 80,418.30, 110,960.64 and 46,426.20 is: 64,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418.30 : 110,960.64 = 46,426.20 : x
  2. Step 2: Convert to fraction form
    80,418.30/110,960.64 = 46,426.20/x
  3. Step 3: Cross multiply
    80,418.30x = 110,960.64 × 46,426.20
  4. Step 4: Simplify right side
    80,418.30x = 5,151,480,864.77
  5. Step 5: Solve for x
    x = 5,151,480,864.77/80,418.30
  6. Step 6: Final answer
    x = 64,058.56

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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.