Home / 119,155.08-178,778.79-52,548.18

Finding the Fourth Proportional to 119,155.08, 178,778.79 and 52,548.18

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Solution

The fourth proportional to 119,155.08, 178,778.79 and 52,548.18 is: 78,842.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,155.08 : 178,778.79 = 52,548.18 : x
  2. Step 2: Convert to fraction form
    119,155.08/178,778.79 = 52,548.18/x
  3. Step 3: Cross multiply
    119,155.08x = 178,778.79 × 52,548.18
  4. Step 4: Simplify right side
    119,155.08x = 9,394,500,037.10
  5. Step 5: Solve for x
    x = 9,394,500,037.10/119,155.08
  6. Step 6: Final answer
    x = 78,842.63

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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.