Home / 80,610.49-111,240.05-46,154.07

Finding the Fourth Proportional to 80,610.49, 111,240.05 and 46,154.07

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Solution

The fourth proportional to 80,610.49, 111,240.05 and 46,154.07 is: 63,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,610.49 : 111,240.05 = 46,154.07 : x
  2. Step 2: Convert to fraction form
    80,610.49/111,240.05 = 46,154.07/x
  3. Step 3: Cross multiply
    80,610.49x = 111,240.05 × 46,154.07
  4. Step 4: Simplify right side
    80,610.49x = 5,134,180,823.73
  5. Step 5: Solve for x
    x = 5,134,180,823.73/80,610.49
  6. Step 6: Final answer
    x = 63,691.22

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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.