Home / 142,414.20-213,605.10-37,243.80

Finding the Fourth Proportional to 142,414.20, 213,605.10 and 37,243.80

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Solution

The fourth proportional to 142,414.20, 213,605.10 and 37,243.80 is: 55,861.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,414.20 : 213,605.10 = 37,243.80 : x
  2. Step 2: Convert to fraction form
    142,414.20/213,605.10 = 37,243.80/x
  3. Step 3: Cross multiply
    142,414.20x = 213,605.10 × 37,243.80
  4. Step 4: Simplify right side
    142,414.20x = 7,955,465,623.38
  5. Step 5: Solve for x
    x = 7,955,465,623.38/142,414.20
  6. Step 6: Final answer
    x = 55,861.46

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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.