Home / 119,200.89-178,761.54-48,105.16

Finding the Fourth Proportional to 119,200.89, 178,761.54 and 48,105.16

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Solution

The fourth proportional to 119,200.89, 178,761.54 and 48,105.16 is: 72,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,200.89 : 178,761.54 = 48,105.16 : x
  2. Step 2: Convert to fraction form
    119,200.89/178,761.54 = 48,105.16/x
  3. Step 3: Cross multiply
    119,200.89x = 178,761.54 × 48,105.16
  4. Step 4: Simplify right side
    119,200.89x = 8,599,352,483.55
  5. Step 5: Solve for x
    x = 8,599,352,483.55/119,200.89
  6. Step 6: Final answer
    x = 72,141.68

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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.