Home / 70,167.16-105,249.26-22,782.20

Finding the Fourth Proportional to 70,167.16, 105,249.26 and 22,782.20

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Solution

The fourth proportional to 70,167.16, 105,249.26 and 22,782.20 is: 34,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,167.16 : 105,249.26 = 22,782.20 : x
  2. Step 2: Convert to fraction form
    70,167.16/105,249.26 = 22,782.20/x
  3. Step 3: Cross multiply
    70,167.16x = 105,249.26 × 22,782.20
  4. Step 4: Simplify right side
    70,167.16x = 2,397,809,691.17
  5. Step 5: Solve for x
    x = 2,397,809,691.17/70,167.16
  6. Step 6: Final answer
    x = 34,172.82

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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.