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Finding the Fourth Proportional to 64,626.48, 89,178.84 and 35,944.92

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Solution

The fourth proportional to 64,626.48, 89,178.84 and 35,944.92 is: 49,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,626.48 : 89,178.84 = 35,944.92 : x
  2. Step 2: Convert to fraction form
    64,626.48/89,178.84 = 35,944.92/x
  3. Step 3: Cross multiply
    64,626.48x = 89,178.84 × 35,944.92
  4. Step 4: Simplify right side
    64,626.48x = 3,205,526,269.49
  5. Step 5: Solve for x
    x = 3,205,526,269.49/64,626.48
  6. Step 6: Final answer
    x = 49,600.82

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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.