Home / 97,238.47-145,882.31-27,117.78

Finding the Fourth Proportional to 97,238.47, 145,882.31 and 27,117.78

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Solution

The fourth proportional to 97,238.47, 145,882.31 and 27,117.78 is: 40,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,238.47 : 145,882.31 = 27,117.78 : x
  2. Step 2: Convert to fraction form
    97,238.47/145,882.31 = 27,117.78/x
  3. Step 3: Cross multiply
    97,238.47x = 145,882.31 × 27,117.78
  4. Step 4: Simplify right side
    97,238.47x = 3,956,004,252.88
  5. Step 5: Solve for x
    x = 3,956,004,252.88/97,238.47
  6. Step 6: Final answer
    x = 40,683.53

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1.5x scale

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.