Home / 65,222.38-97,850.04-18,475.66

Finding the Fourth Proportional to 65,222.38, 97,850.04 and 18,475.66

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Solution

The fourth proportional to 65,222.38, 97,850.04 and 18,475.66 is: 27,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,222.38 : 97,850.04 = 18,475.66 : x
  2. Step 2: Convert to fraction form
    65,222.38/97,850.04 = 18,475.66/x
  3. Step 3: Cross multiply
    65,222.38x = 97,850.04 × 18,475.66
  4. Step 4: Simplify right side
    65,222.38x = 1,807,844,070.03
  5. Step 5: Solve for x
    x = 1,807,844,070.03/65,222.38
  6. Step 6: Final answer
    x = 27,718.16

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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.