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Finding the Fourth Proportional to 64,149.84, 88,524.84 and 35,855.46

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Solution

The fourth proportional to 64,149.84, 88,524.84 and 35,855.46 is: 49,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,149.84 : 88,524.84 = 35,855.46 : x
  2. Step 2: Convert to fraction form
    64,149.84/88,524.84 = 35,855.46/x
  3. Step 3: Cross multiply
    64,149.84x = 88,524.84 × 35,855.46
  4. Step 4: Simplify right side
    64,149.84x = 3,174,098,859.63
  5. Step 5: Solve for x
    x = 3,174,098,859.63/64,149.84
  6. Step 6: Final answer
    x = 49,479.45

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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.