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Finding the Fourth Proportional to 167,065.52, 230,549.42 and 90,583.83

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Solution

The fourth proportional to 167,065.52, 230,549.42 and 90,583.83 is: 125,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,065.52 : 230,549.42 = 90,583.83 : x
  2. Step 2: Convert to fraction form
    167,065.52/230,549.42 = 90,583.83/x
  3. Step 3: Cross multiply
    167,065.52x = 230,549.42 × 90,583.83
  4. Step 4: Simplify right side
    167,065.52x = 20,884,049,014.96
  5. Step 5: Solve for x
    x = 20,884,049,014.96/167,065.52
  6. Step 6: Final answer
    x = 125,005.15

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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.