Home / 70,168.24-105,259.44-22,781.35

Finding the Fourth Proportional to 70,168.24, 105,259.44 and 22,781.35

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Solution

The fourth proportional to 70,168.24, 105,259.44 and 22,781.35 is: 34,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168.24 : 105,259.44 = 22,781.35 : x
  2. Step 2: Convert to fraction form
    70,168.24/105,259.44 = 22,781.35/x
  3. Step 3: Cross multiply
    70,168.24x = 105,259.44 × 22,781.35
  4. Step 4: Simplify right side
    70,168.24x = 2,397,952,143.44
  5. Step 5: Solve for x
    x = 2,397,952,143.44/70,168.24
  6. Step 6: Final answer
    x = 34,174.32

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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.