Home / 119,105.40-178,590.06-48,927

Finding the Fourth Proportional to 119,105.40, 178,590.06 and 48,927

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Solution

The fourth proportional to 119,105.40, 178,590.06 and 48,927 is: 73,362.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,105.40 : 178,590.06 = 48,927 : x
  2. Step 2: Convert to fraction form
    119,105.40/178,590.06 = 48,927/x
  3. Step 3: Cross multiply
    119,105.40x = 178,590.06 × 48,927
  4. Step 4: Simplify right side
    119,105.40x = 8,737,875,865.62
  5. Step 5: Solve for x
    x = 8,737,875,865.62/119,105.40
  6. Step 6: Final answer
    x = 73,362.55

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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.