Home / 64,434.96-88,919.98-36,140.65

Finding the Fourth Proportional to 64,434.96, 88,919.98 and 36,140.65

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Solution

The fourth proportional to 64,434.96, 88,919.98 and 36,140.65 is: 49,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,434.96 : 88,919.98 = 36,140.65 : x
  2. Step 2: Convert to fraction form
    64,434.96/88,919.98 = 36,140.65/x
  3. Step 3: Cross multiply
    64,434.96x = 88,919.98 × 36,140.65
  4. Step 4: Simplify right side
    64,434.96x = 3,213,625,562.54
  5. Step 5: Solve for x
    x = 3,213,625,562.54/64,434.96
  6. Step 6: Final answer
    x = 49,873.94

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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.