Home / 272,683.29-409,043.62-92,695.47

Finding the Fourth Proportional to 272,683.29, 409,043.62 and 92,695.47

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Solution

The fourth proportional to 272,683.29, 409,043.62 and 92,695.47 is: 139,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,683.29 : 409,043.62 = 92,695.47 : x
  2. Step 2: Convert to fraction form
    272,683.29/409,043.62 = 92,695.47/x
  3. Step 3: Cross multiply
    272,683.29x = 409,043.62 × 92,695.47
  4. Step 4: Simplify right side
    272,683.29x = 37,916,490,200.86
  5. Step 5: Solve for x
    x = 37,916,490,200.86/272,683.29
  6. Step 6: Final answer
    x = 139,049.56

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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.