Home / 86,758.41-119,725.77-48,517.52

Finding the Fourth Proportional to 86,758.41, 119,725.77 and 48,517.52

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Solution

The fourth proportional to 86,758.41, 119,725.77 and 48,517.52 is: 66,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,758.41 : 119,725.77 = 48,517.52 : x
  2. Step 2: Convert to fraction form
    86,758.41/119,725.77 = 48,517.52/x
  3. Step 3: Cross multiply
    86,758.41x = 119,725.77 × 48,517.52
  4. Step 4: Simplify right side
    86,758.41x = 5,808,796,841.86
  5. Step 5: Solve for x
    x = 5,808,796,841.86/86,758.41
  6. Step 6: Final answer
    x = 66,953.70

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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.