Home / 119,134.17-178,648.77-55,972.25

Finding the Fourth Proportional to 119,134.17, 178,648.77 and 55,972.25

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Solution

The fourth proportional to 119,134.17, 178,648.77 and 55,972.25 is: 83,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,134.17 : 178,648.77 = 55,972.25 : x
  2. Step 2: Convert to fraction form
    119,134.17/178,648.77 = 55,972.25/x
  3. Step 3: Cross multiply
    119,134.17x = 178,648.77 × 55,972.25
  4. Step 4: Simplify right side
    119,134.17x = 9,999,372,723.39
  5. Step 5: Solve for x
    x = 9,999,372,723.39/119,134.17
  6. Step 6: Final answer
    x = 83,933.71

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1.5x scale

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.