Home / 86,952.28-119,998.60-48,709.52

Finding the Fourth Proportional to 86,952.28, 119,998.60 and 48,709.52

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Solution

The fourth proportional to 86,952.28, 119,998.60 and 48,709.52 is: 67,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,952.28 : 119,998.60 = 48,709.52 : x
  2. Step 2: Convert to fraction form
    86,952.28/119,998.60 = 48,709.52/x
  3. Step 3: Cross multiply
    86,952.28x = 119,998.60 × 48,709.52
  4. Step 4: Simplify right side
    86,952.28x = 5,845,074,206.67
  5. Step 5: Solve for x
    x = 5,845,074,206.67/86,952.28
  6. Step 6: Final answer
    x = 67,221.63

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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.