Home / 82,476.48-123,630.21-32,536.35

Finding the Fourth Proportional to 82,476.48, 123,630.21 and 32,536.35

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Solution

The fourth proportional to 82,476.48, 123,630.21 and 32,536.35 is: 48,771.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,476.48 : 123,630.21 = 32,536.35 : x
  2. Step 2: Convert to fraction form
    82,476.48/123,630.21 = 32,536.35/x
  3. Step 3: Cross multiply
    82,476.48x = 123,630.21 × 32,536.35
  4. Step 4: Simplify right side
    82,476.48x = 4,022,475,783.13
  5. Step 5: Solve for x
    x = 4,022,475,783.13/82,476.48
  6. Step 6: Final answer
    x = 48,771.19

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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.