Home / 56,501.20-84,654.60-36,769.60

Finding the Fourth Proportional to 56,501.20, 84,654.60 and 36,769.60

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Solution

The fourth proportional to 56,501.20, 84,654.60 and 36,769.60 is: 55,091.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,501.20 : 84,654.60 = 36,769.60 : x
  2. Step 2: Convert to fraction form
    56,501.20/84,654.60 = 36,769.60/x
  3. Step 3: Cross multiply
    56,501.20x = 84,654.60 × 36,769.60
  4. Step 4: Simplify right side
    56,501.20x = 3,112,715,780.16
  5. Step 5: Solve for x
    x = 3,112,715,780.16/56,501.20
  6. Step 6: Final answer
    x = 55,091.14

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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.