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Finding the Fourth Proportional to 79,306.68, 118,967.01 and 22,381.10

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Solution

The fourth proportional to 79,306.68, 118,967.01 and 22,381.10 is: 33,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,306.68 : 118,967.01 = 22,381.10 : x
  2. Step 2: Convert to fraction form
    79,306.68/118,967.01 = 22,381.10/x
  3. Step 3: Cross multiply
    79,306.68x = 118,967.01 × 22,381.10
  4. Step 4: Simplify right side
    79,306.68x = 2,662,611,952.68
  5. Step 5: Solve for x
    x = 2,662,611,952.68/79,306.68
  6. Step 6: Final answer
    x = 33,573.62

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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.