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Finding the Fourth Proportional to 70,249.61, 105,347.97 and 22,852.31

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Solution

The fourth proportional to 70,249.61, 105,347.97 and 22,852.31 is: 34,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,249.61 : 105,347.97 = 22,852.31 : x
  2. Step 2: Convert to fraction form
    70,249.61/105,347.97 = 22,852.31/x
  3. Step 3: Cross multiply
    70,249.61x = 105,347.97 × 22,852.31
  4. Step 4: Simplify right side
    70,249.61x = 2,407,443,941.57
  5. Step 5: Solve for x
    x = 2,407,443,941.57/70,249.61
  6. Step 6: Final answer
    x = 34,269.85

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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.