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Finding the Fourth Proportional to 152,034.65, 227,740.60 and 85,334.73

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Solution

The fourth proportional to 152,034.65, 227,740.60 and 85,334.73 is: 127,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,034.65 : 227,740.60 = 85,334.73 : x
  2. Step 2: Convert to fraction form
    152,034.65/227,740.60 = 85,334.73/x
  3. Step 3: Cross multiply
    152,034.65x = 227,740.60 × 85,334.73
  4. Step 4: Simplify right side
    152,034.65x = 19,434,182,611.04
  5. Step 5: Solve for x
    x = 19,434,182,611.04/152,034.65
  6. Step 6: Final answer
    x = 127,827.32

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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.