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Finding the Fourth Proportional to 70,252.91, 105,392.34 and 22,233.60

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Solution

The fourth proportional to 70,252.91, 105,392.34 and 22,233.60 is: 33,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,252.91 : 105,392.34 = 22,233.60 : x
  2. Step 2: Convert to fraction form
    70,252.91/105,392.34 = 22,233.60/x
  3. Step 3: Cross multiply
    70,252.91x = 105,392.34 × 22,233.60
  4. Step 4: Simplify right side
    70,252.91x = 2,343,251,130.62
  5. Step 5: Solve for x
    x = 2,343,251,130.62/70,252.91
  6. Step 6: Final answer
    x = 33,354.51

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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.