Home / 86,446.22-129,683.16-36,526.80

Finding the Fourth Proportional to 86,446.22, 129,683.16 and 36,526.80

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Solution

The fourth proportional to 86,446.22, 129,683.16 and 36,526.80 is: 54,796.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446.22 : 129,683.16 = 36,526.80 : x
  2. Step 2: Convert to fraction form
    86,446.22/129,683.16 = 36,526.80/x
  3. Step 3: Cross multiply
    86,446.22x = 129,683.16 × 36,526.80
  4. Step 4: Simplify right side
    86,446.22x = 4,736,910,848.69
  5. Step 5: Solve for x
    x = 4,736,910,848.69/86,446.22
  6. Step 6: Final answer
    x = 54,796.04

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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.