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Finding the Fourth Proportional to 70,266.51, 105,373.28 and 22,869.18

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Solution

The fourth proportional to 70,266.51, 105,373.28 and 22,869.18 is: 34,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,266.51 : 105,373.28 = 22,869.18 : x
  2. Step 2: Convert to fraction form
    70,266.51/105,373.28 = 22,869.18/x
  3. Step 3: Cross multiply
    70,266.51x = 105,373.28 × 22,869.18
  4. Step 4: Simplify right side
    70,266.51x = 2,409,800,564.68
  5. Step 5: Solve for x
    x = 2,409,800,564.68/70,266.51
  6. Step 6: Final answer
    x = 34,295.15

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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.