Home / 65,177.28-97,780.32-23,623.20

Finding the Fourth Proportional to 65,177.28, 97,780.32 and 23,623.20

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Solution

The fourth proportional to 65,177.28, 97,780.32 and 23,623.20 is: 35,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,177.28 : 97,780.32 = 23,623.20 : x
  2. Step 2: Convert to fraction form
    65,177.28/97,780.32 = 23,623.20/x
  3. Step 3: Cross multiply
    65,177.28x = 97,780.32 × 23,623.20
  4. Step 4: Simplify right side
    65,177.28x = 2,309,884,055.42
  5. Step 5: Solve for x
    x = 2,309,884,055.42/65,177.28
  6. Step 6: Final answer
    x = 35,440.02

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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.