Home / 119,037.67-178,488.79-92,010.43

Finding the Fourth Proportional to 119,037.67, 178,488.79 and 92,010.43

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Solution

The fourth proportional to 119,037.67, 178,488.79 and 92,010.43 is: 137,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,037.67 : 178,488.79 = 92,010.43 : x
  2. Step 2: Convert to fraction form
    119,037.67/178,488.79 = 92,010.43/x
  3. Step 3: Cross multiply
    119,037.67x = 178,488.79 × 92,010.43
  4. Step 4: Simplify right side
    119,037.67x = 16,422,830,318.08
  5. Step 5: Solve for x
    x = 16,422,830,318.08/119,037.67
  6. Step 6: Final answer
    x = 137,963.30

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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.