Home / 97,242.66-145,851.03-27,129.06

Finding the Fourth Proportional to 97,242.66, 145,851.03 and 27,129.06

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Solution

The fourth proportional to 97,242.66, 145,851.03 and 27,129.06 is: 40,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,242.66 : 145,851.03 = 27,129.06 : x
  2. Step 2: Convert to fraction form
    97,242.66/145,851.03 = 27,129.06/x
  3. Step 3: Cross multiply
    97,242.66x = 145,851.03 × 27,129.06
  4. Step 4: Simplify right side
    97,242.66x = 3,956,801,343.93
  5. Step 5: Solve for x
    x = 3,956,801,343.93/97,242.66
  6. Step 6: Final answer
    x = 40,689.97

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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.