Home / 119,295.10-178,937.97-40,409.33

Finding the Fourth Proportional to 119,295.10, 178,937.97 and 40,409.33

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Solution

The fourth proportional to 119,295.10, 178,937.97 and 40,409.33 is: 60,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,295.10 : 178,937.97 = 40,409.33 : x
  2. Step 2: Convert to fraction form
    119,295.10/178,937.97 = 40,409.33/x
  3. Step 3: Cross multiply
    119,295.10x = 178,937.97 × 40,409.33
  4. Step 4: Simplify right side
    119,295.10x = 7,230,762,584.57
  5. Step 5: Solve for x
    x = 7,230,762,584.57/119,295.10
  6. Step 6: Final answer
    x = 60,612.40

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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.