Home / 65,177.10-97,760.79-22,478.36

Finding the Fourth Proportional to 65,177.10, 97,760.79 and 22,478.36

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Solution

The fourth proportional to 65,177.10, 97,760.79 and 22,478.36 is: 33,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,177.10 : 97,760.79 = 22,478.36 : x
  2. Step 2: Convert to fraction form
    65,177.10/97,760.79 = 22,478.36/x
  3. Step 3: Cross multiply
    65,177.10x = 97,760.79 × 22,478.36
  4. Step 4: Simplify right side
    65,177.10x = 2,197,501,742.70
  5. Step 5: Solve for x
    x = 2,197,501,742.70/65,177.10
  6. Step 6: Final answer
    x = 33,715.86

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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.