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Finding the Fourth Proportional to 70,044.46, 105,049.68 and 23,291.26

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Solution

The fourth proportional to 70,044.46, 105,049.68 and 23,291.26 is: 34,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,044.46 : 105,049.68 = 23,291.26 : x
  2. Step 2: Convert to fraction form
    70,044.46/105,049.68 = 23,291.26/x
  3. Step 3: Cross multiply
    70,044.46x = 105,049.68 × 23,291.26
  4. Step 4: Simplify right side
    70,044.46x = 2,446,739,409.80
  5. Step 5: Solve for x
    x = 2,446,739,409.80/70,044.46
  6. Step 6: Final answer
    x = 34,931.23

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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.