Home / 86,309.52-119,091.24-48,575.76

Finding the Fourth Proportional to 86,309.52, 119,091.24 and 48,575.76

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Solution

The fourth proportional to 86,309.52, 119,091.24 and 48,575.76 is: 67,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,309.52 : 119,091.24 = 48,575.76 : x
  2. Step 2: Convert to fraction form
    86,309.52/119,091.24 = 48,575.76/x
  3. Step 3: Cross multiply
    86,309.52x = 119,091.24 × 48,575.76
  4. Step 4: Simplify right side
    86,309.52x = 5,784,947,492.34
  5. Step 5: Solve for x
    x = 5,784,947,492.34/86,309.52
  6. Step 6: Final answer
    x = 67,025.60

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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.