Home / 119,217.36-178,839-44,328.72

Finding the Fourth Proportional to 119,217.36, 178,839 and 44,328.72

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Solution

The fourth proportional to 119,217.36, 178,839 and 44,328.72 is: 66,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,217.36 : 178,839 = 44,328.72 : x
  2. Step 2: Convert to fraction form
    119,217.36/178,839 = 44,328.72/x
  3. Step 3: Cross multiply
    119,217.36x = 178,839 × 44,328.72
  4. Step 4: Simplify right side
    119,217.36x = 7,927,703,956.08
  5. Step 5: Solve for x
    x = 7,927,703,956.08/119,217.36
  6. Step 6: Final answer
    x = 66,497.90

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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.