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Finding the Fourth Proportional to 151,424.80, 226,699.80 and 147,050.80

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Solution

The fourth proportional to 151,424.80, 226,699.80 and 147,050.80 is: 220,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,424.80 : 226,699.80 = 147,050.80 : x
  2. Step 2: Convert to fraction form
    151,424.80/226,699.80 = 147,050.80/x
  3. Step 3: Cross multiply
    151,424.80x = 226,699.80 × 147,050.80
  4. Step 4: Simplify right side
    151,424.80x = 33,336,386,949.84
  5. Step 5: Solve for x
    x = 33,336,386,949.84/151,424.80
  6. Step 6: Final answer
    x = 220,151.43

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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.