Home / 53,327.16-79,870.46-41,385.53

Finding the Fourth Proportional to 53,327.16, 79,870.46 and 41,385.53

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Solution

The fourth proportional to 53,327.16, 79,870.46 and 41,385.53 is: 61,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,327.16 : 79,870.46 = 41,385.53 : x
  2. Step 2: Convert to fraction form
    53,327.16/79,870.46 = 41,385.53/x
  3. Step 3: Cross multiply
    53,327.16x = 79,870.46 × 41,385.53
  4. Step 4: Simplify right side
    53,327.16x = 3,305,481,311.19
  5. Step 5: Solve for x
    x = 3,305,481,311.19/53,327.16
  6. Step 6: Final answer
    x = 61,984.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.