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Finding the Fourth Proportional to 82,254.48, 123,432.48 and 32,325.81

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Solution

The fourth proportional to 82,254.48, 123,432.48 and 32,325.81 is: 48,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,254.48 : 123,432.48 = 32,325.81 : x
  2. Step 2: Convert to fraction form
    82,254.48/123,432.48 = 32,325.81/x
  3. Step 3: Cross multiply
    82,254.48x = 123,432.48 × 32,325.81
  4. Step 4: Simplify right side
    82,254.48x = 3,990,054,896.31
  5. Step 5: Solve for x
    x = 3,990,054,896.31/82,254.48
  6. Step 6: Final answer
    x = 48,508.66

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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.