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Finding the Fourth Proportional to 64,166.74, 88,550.40 and 35,871.82

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Solution

The fourth proportional to 64,166.74, 88,550.40 and 35,871.82 is: 49,503.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,166.74 : 88,550.40 = 35,871.82 : x
  2. Step 2: Convert to fraction form
    64,166.74/88,550.40 = 35,871.82/x
  3. Step 3: Cross multiply
    64,166.74x = 88,550.40 × 35,871.82
  4. Step 4: Simplify right side
    64,166.74x = 3,176,464,009.73
  5. Step 5: Solve for x
    x = 3,176,464,009.73/64,166.74
  6. Step 6: Final answer
    x = 49,503.28

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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.