Home / 146,620.40-202,337.16-79,552.40

Finding the Fourth Proportional to 146,620.40, 202,337.16 and 79,552.40

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Solution

The fourth proportional to 146,620.40, 202,337.16 and 79,552.40 is: 109,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,620.40 : 202,337.16 = 79,552.40 : x
  2. Step 2: Convert to fraction form
    146,620.40/202,337.16 = 79,552.40/x
  3. Step 3: Cross multiply
    146,620.40x = 202,337.16 × 79,552.40
  4. Step 4: Simplify right side
    146,620.40x = 16,096,406,687.18
  5. Step 5: Solve for x
    x = 16,096,406,687.18/146,620.40
  6. Step 6: Final answer
    x = 109,782.86

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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.