Home / 146,528.38-218,475.88-134,017.21

Finding the Fourth Proportional to 146,528.38, 218,475.88 and 134,017.21

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Solution

The fourth proportional to 146,528.38, 218,475.88 and 134,017.21 is: 199,821.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528.38 : 218,475.88 = 134,017.21 : x
  2. Step 2: Convert to fraction form
    146,528.38/218,475.88 = 134,017.21/x
  3. Step 3: Cross multiply
    146,528.38x = 218,475.88 × 134,017.21
  4. Step 4: Simplify right side
    146,528.38x = 29,279,527,889.89
  5. Step 5: Solve for x
    x = 29,279,527,889.89/146,528.38
  6. Step 6: Final answer
    x = 199,821.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.