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Finding the Fourth Proportional to 70,446.27, 105,685.60 and 23,062.89

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Solution

The fourth proportional to 70,446.27, 105,685.60 and 23,062.89 is: 34,599.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,446.27 : 105,685.60 = 23,062.89 : x
  2. Step 2: Convert to fraction form
    70,446.27/105,685.60 = 23,062.89/x
  3. Step 3: Cross multiply
    70,446.27x = 105,685.60 × 23,062.89
  4. Step 4: Simplify right side
    70,446.27x = 2,437,415,367.38
  5. Step 5: Solve for x
    x = 2,437,415,367.38/70,446.27
  6. Step 6: Final answer
    x = 34,599.64

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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.