Home / 119,011.20-178,392.24-40,098.16

Finding the Fourth Proportional to 119,011.20, 178,392.24 and 40,098.16

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Solution

The fourth proportional to 119,011.20, 178,392.24 and 40,098.16 is: 60,105.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,011.20 : 178,392.24 = 40,098.16 : x
  2. Step 2: Convert to fraction form
    119,011.20/178,392.24 = 40,098.16/x
  3. Step 3: Cross multiply
    119,011.20x = 178,392.24 × 40,098.16
  4. Step 4: Simplify right side
    119,011.20x = 7,153,200,582.28
  5. Step 5: Solve for x
    x = 7,153,200,582.28/119,011.20
  6. Step 6: Final answer
    x = 60,105.27

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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.