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Finding the Fourth Proportional to 253,950.42, 350,454.70 and 146,542.80

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Solution

The fourth proportional to 253,950.42, 350,454.70 and 146,542.80 is: 202,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,950.42 : 350,454.70 = 146,542.80 : x
  2. Step 2: Convert to fraction form
    253,950.42/350,454.70 = 146,542.80/x
  3. Step 3: Cross multiply
    253,950.42x = 350,454.70 × 146,542.80
  4. Step 4: Simplify right side
    253,950.42x = 51,356,613,011.16
  5. Step 5: Solve for x
    x = 51,356,613,011.16/253,950.42
  6. Step 6: Final answer
    x = 202,230.86

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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.