Home / 126,191.65-189,246.51-41,929.18

Finding the Fourth Proportional to 126,191.65, 189,246.51 and 41,929.18

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Solution

The fourth proportional to 126,191.65, 189,246.51 and 41,929.18 is: 62,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,191.65 : 189,246.51 = 41,929.18 : x
  2. Step 2: Convert to fraction form
    126,191.65/189,246.51 = 41,929.18/x
  3. Step 3: Cross multiply
    126,191.65x = 189,246.51 × 41,929.18
  4. Step 4: Simplify right side
    126,191.65x = 7,934,950,772.52
  5. Step 5: Solve for x
    x = 7,934,950,772.52/126,191.65
  6. Step 6: Final answer
    x = 62,880.16

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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.