Home / 56,446.60-84,683.96-39,839.04

Finding the Fourth Proportional to 56,446.60, 84,683.96 and 39,839.04

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Solution

The fourth proportional to 56,446.60, 84,683.96 and 39,839.04 is: 59,768.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,446.60 : 84,683.96 = 39,839.04 : x
  2. Step 2: Convert to fraction form
    56,446.60/84,683.96 = 39,839.04/x
  3. Step 3: Cross multiply
    56,446.60x = 84,683.96 × 39,839.04
  4. Step 4: Simplify right side
    56,446.60x = 3,373,727,669.80
  5. Step 5: Solve for x
    x = 3,373,727,669.80/56,446.60
  6. Step 6: Final answer
    x = 59,768.48

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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.