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Finding the Fourth Proportional to 151,762.70, 227,644.05 and 53,266.70

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Solution

The fourth proportional to 151,762.70, 227,644.05 and 53,266.70 is: 79,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,762.70 : 227,644.05 = 53,266.70 : x
  2. Step 2: Convert to fraction form
    151,762.70/227,644.05 = 53,266.70/x
  3. Step 3: Cross multiply
    151,762.70x = 227,644.05 × 53,266.70
  4. Step 4: Simplify right side
    151,762.70x = 12,125,847,318.14
  5. Step 5: Solve for x
    x = 12,125,847,318.14/151,762.70
  6. Step 6: Final answer
    x = 79,900.05

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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.