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Finding the Fourth Proportional to 64,149.92, 88,526.86 and 35,855.61

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Solution

The fourth proportional to 64,149.92, 88,526.86 and 35,855.61 is: 49,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,149.92 : 88,526.86 = 35,855.61 : x
  2. Step 2: Convert to fraction form
    64,149.92/88,526.86 = 35,855.61/x
  3. Step 3: Cross multiply
    64,149.92x = 88,526.86 × 35,855.61
  4. Step 4: Simplify right side
    64,149.92x = 3,174,184,566.68
  5. Step 5: Solve for x
    x = 3,174,184,566.68/64,149.92
  6. Step 6: Final answer
    x = 49,480.73

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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.