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Finding the Fourth Proportional to 64,231.74, 88,640.04 and 35,937.42

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Solution

The fourth proportional to 64,231.74, 88,640.04 and 35,937.42 is: 49,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,231.74 : 88,640.04 = 35,937.42 : x
  2. Step 2: Convert to fraction form
    64,231.74/88,640.04 = 35,937.42/x
  3. Step 3: Cross multiply
    64,231.74x = 88,640.04 × 35,937.42
  4. Step 4: Simplify right side
    64,231.74x = 3,185,494,346.30
  5. Step 5: Solve for x
    x = 3,185,494,346.30/64,231.74
  6. Step 6: Final answer
    x = 49,593.77

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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.