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Finding the Fourth Proportional to 70,241.29, 105,340.02 and 23,483.23

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Solution

The fourth proportional to 70,241.29, 105,340.02 and 23,483.23 is: 35,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,241.29 : 105,340.02 = 23,483.23 : x
  2. Step 2: Convert to fraction form
    70,241.29/105,340.02 = 23,483.23/x
  3. Step 3: Cross multiply
    70,241.29x = 105,340.02 × 23,483.23
  4. Step 4: Simplify right side
    70,241.29x = 2,473,723,917.86
  5. Step 5: Solve for x
    x = 2,473,723,917.86/70,241.29
  6. Step 6: Final answer
    x = 35,217.52

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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.