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Finding the Fourth Proportional to 147,233.67, 220,916.04 and 53,717.55

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Solution

The fourth proportional to 147,233.67, 220,916.04 and 53,717.55 is: 80,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,233.67 : 220,916.04 = 53,717.55 : x
  2. Step 2: Convert to fraction form
    147,233.67/220,916.04 = 53,717.55/x
  3. Step 3: Cross multiply
    147,233.67x = 220,916.04 × 53,717.55
  4. Step 4: Simplify right side
    147,233.67x = 11,867,068,424.50
  5. Step 5: Solve for x
    x = 11,867,068,424.50/147,233.67
  6. Step 6: Final answer
    x = 80,600.24

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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.