Home / 142,375.22-213,575.13-37,194.19

Finding the Fourth Proportional to 142,375.22, 213,575.13 and 37,194.19

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Solution

The fourth proportional to 142,375.22, 213,575.13 and 37,194.19 is: 55,794.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,375.22 : 213,575.13 = 37,194.19 : x
  2. Step 2: Convert to fraction form
    142,375.22/213,575.13 = 37,194.19/x
  3. Step 3: Cross multiply
    142,375.22x = 213,575.13 × 37,194.19
  4. Step 4: Simplify right side
    142,375.22x = 7,943,753,430.56
  5. Step 5: Solve for x
    x = 7,943,753,430.56/142,375.22
  6. Step 6: Final answer
    x = 55,794.49

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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.