Home / 71,548.18-107,287.70-41,975.62

Finding the Fourth Proportional to 71,548.18, 107,287.70 and 41,975.62

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Solution

The fourth proportional to 71,548.18, 107,287.70 and 41,975.62 is: 62,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,548.18 : 107,287.70 = 41,975.62 : x
  2. Step 2: Convert to fraction form
    71,548.18/107,287.70 = 41,975.62/x
  3. Step 3: Cross multiply
    71,548.18x = 107,287.70 × 41,975.62
  4. Step 4: Simplify right side
    71,548.18x = 4,503,467,725.87
  5. Step 5: Solve for x
    x = 4,503,467,725.87/71,548.18
  6. Step 6: Final answer
    x = 62,943.15

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1.5x scale

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.