Home / 103,695.28-155,510.46-33,560.08

Finding the Fourth Proportional to 103,695.28, 155,510.46 and 33,560.08

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Solution

The fourth proportional to 103,695.28, 155,510.46 and 33,560.08 is: 50,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695.28 : 155,510.46 = 33,560.08 : x
  2. Step 2: Convert to fraction form
    103,695.28/155,510.46 = 33,560.08/x
  3. Step 3: Cross multiply
    103,695.28x = 155,510.46 × 33,560.08
  4. Step 4: Simplify right side
    103,695.28x = 5,218,943,478.44
  5. Step 5: Solve for x
    x = 5,218,943,478.44/103,695.28
  6. Step 6: Final answer
    x = 50,329.61

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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.