Home / 64,239.60-88,647.21-35,557.65

Finding the Fourth Proportional to 64,239.60, 88,647.21 and 35,557.65

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Solution

The fourth proportional to 64,239.60, 88,647.21 and 35,557.65 is: 49,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,239.60 : 88,647.21 = 35,557.65 : x
  2. Step 2: Convert to fraction form
    64,239.60/88,647.21 = 35,557.65/x
  3. Step 3: Cross multiply
    64,239.60x = 88,647.21 × 35,557.65
  4. Step 4: Simplify right side
    64,239.60x = 3,152,086,466.66
  5. Step 5: Solve for x
    x = 3,152,086,466.66/64,239.60
  6. Step 6: Final answer
    x = 49,067.65

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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.