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Finding the Fourth Proportional to 64,134.58, 88,504.42 and 35,455.46

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Solution

The fourth proportional to 64,134.58, 88,504.42 and 35,455.46 is: 48,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,134.58 : 88,504.42 = 35,455.46 : x
  2. Step 2: Convert to fraction form
    64,134.58/88,504.42 = 35,455.46/x
  3. Step 3: Cross multiply
    64,134.58x = 88,504.42 × 35,455.46
  4. Step 4: Simplify right side
    64,134.58x = 3,137,964,923.13
  5. Step 5: Solve for x
    x = 3,137,964,923.13/64,134.58
  6. Step 6: Final answer
    x = 48,927.82

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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.