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Finding the Fourth Proportional to 89,483.16, 134,250.66 and 36,865.56

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Solution

The fourth proportional to 89,483.16, 134,250.66 and 36,865.56 is: 55,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,483.16 : 134,250.66 = 36,865.56 : x
  2. Step 2: Convert to fraction form
    89,483.16/134,250.66 = 36,865.56/x
  3. Step 3: Cross multiply
    89,483.16x = 134,250.66 × 36,865.56
  4. Step 4: Simplify right side
    89,483.16x = 4,949,225,761.27
  5. Step 5: Solve for x
    x = 4,949,225,761.27/89,483.16
  6. Step 6: Final answer
    x = 55,309.02

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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.