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Finding the Fourth Proportional to 64,552.68, 89,082.75 and 36,258.39

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Solution

The fourth proportional to 64,552.68, 89,082.75 and 36,258.39 is: 50,036.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,552.68 : 89,082.75 = 36,258.39 : x
  2. Step 2: Convert to fraction form
    64,552.68/89,082.75 = 36,258.39/x
  3. Step 3: Cross multiply
    64,552.68x = 89,082.75 × 36,258.39
  4. Step 4: Simplify right side
    64,552.68x = 3,229,997,091.77
  5. Step 5: Solve for x
    x = 3,229,997,091.77/64,552.68
  6. Step 6: Final answer
    x = 50,036.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.