Home / 86,560.21-119,453.25-48,834.46

Finding the Fourth Proportional to 86,560.21, 119,453.25 and 48,834.46

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Solution

The fourth proportional to 86,560.21, 119,453.25 and 48,834.46 is: 67,391.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,560.21 : 119,453.25 = 48,834.46 : x
  2. Step 2: Convert to fraction form
    86,560.21/119,453.25 = 48,834.46/x
  3. Step 3: Cross multiply
    86,560.21x = 119,453.25 × 48,834.46
  4. Step 4: Simplify right side
    86,560.21x = 5,833,434,959.00
  5. Step 5: Solve for x
    x = 5,833,434,959.00/86,560.21
  6. Step 6: Final answer
    x = 67,391.65

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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.