Home / 134,154.80-201,232.20-40,648.40

Finding the Fourth Proportional to 134,154.80, 201,232.20 and 40,648.40

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Solution

The fourth proportional to 134,154.80, 201,232.20 and 40,648.40 is: 60,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,154.80 : 201,232.20 = 40,648.40 : x
  2. Step 2: Convert to fraction form
    134,154.80/201,232.20 = 40,648.40/x
  3. Step 3: Cross multiply
    134,154.80x = 201,232.20 × 40,648.40
  4. Step 4: Simplify right side
    134,154.80x = 8,179,766,958.48
  5. Step 5: Solve for x
    x = 8,179,766,958.48/134,154.80
  6. Step 6: Final answer
    x = 60,972.60

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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.