Home / 57,176.47-85,718.91-27,175.66

Finding the Fourth Proportional to 57,176.47, 85,718.91 and 27,175.66

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Solution

The fourth proportional to 57,176.47, 85,718.91 and 27,175.66 is: 40,741.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,176.47 : 85,718.91 = 27,175.66 : x
  2. Step 2: Convert to fraction form
    57,176.47/85,718.91 = 27,175.66/x
  3. Step 3: Cross multiply
    57,176.47x = 85,718.91 × 27,175.66
  4. Step 4: Simplify right side
    57,176.47x = 2,329,467,953.73
  5. Step 5: Solve for x
    x = 2,329,467,953.73/57,176.47
  6. Step 6: Final answer
    x = 40,741.72

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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.