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Finding the Fourth Proportional to 64,248.66, 88,661.78 and 35,566.68

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Solution

The fourth proportional to 64,248.66, 88,661.78 and 35,566.68 is: 49,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,248.66 : 88,661.78 = 35,566.68 : x
  2. Step 2: Convert to fraction form
    64,248.66/88,661.78 = 35,566.68/x
  3. Step 3: Cross multiply
    64,248.66x = 88,661.78 × 35,566.68
  4. Step 4: Simplify right side
    64,248.66x = 3,153,405,157.49
  5. Step 5: Solve for x
    x = 3,153,405,157.49/64,248.66
  6. Step 6: Final answer
    x = 49,081.26

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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.