Home / 332,148.57-498,301.95-107,509.05

Finding the Fourth Proportional to 332,148.57, 498,301.95 and 107,509.05

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Solution

The fourth proportional to 332,148.57, 498,301.95 and 107,509.05 is: 161,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,148.57 : 498,301.95 = 107,509.05 : x
  2. Step 2: Convert to fraction form
    332,148.57/498,301.95 = 107,509.05/x
  3. Step 3: Cross multiply
    332,148.57x = 498,301.95 × 107,509.05
  4. Step 4: Simplify right side
    332,148.57x = 53,571,969,257.65
  5. Step 5: Solve for x
    x = 53,571,969,257.65/332,148.57
  6. Step 6: Final answer
    x = 161,289.18

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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.