Home / 151,744.80-227,617.20-72,818.40

Finding the Fourth Proportional to 151,744.80, 227,617.20 and 72,818.40

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Solution

The fourth proportional to 151,744.80, 227,617.20 and 72,818.40 is: 109,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,744.80 : 227,617.20 = 72,818.40 : x
  2. Step 2: Convert to fraction form
    151,744.80/227,617.20 = 72,818.40/x
  3. Step 3: Cross multiply
    151,744.80x = 227,617.20 × 72,818.40
  4. Step 4: Simplify right side
    151,744.80x = 16,574,720,316.48
  5. Step 5: Solve for x
    x = 16,574,720,316.48/151,744.80
  6. Step 6: Final answer
    x = 109,227.60

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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.