Home / 103,871.57-155,822.33-32,770.04

Finding the Fourth Proportional to 103,871.57, 155,822.33 and 32,770.04

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Solution

The fourth proportional to 103,871.57, 155,822.33 and 32,770.04 is: 49,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,871.57 : 155,822.33 = 32,770.04 : x
  2. Step 2: Convert to fraction form
    103,871.57/155,822.33 = 32,770.04/x
  3. Step 3: Cross multiply
    103,871.57x = 155,822.33 × 32,770.04
  4. Step 4: Simplify right side
    103,871.57x = 5,106,303,289.81
  5. Step 5: Solve for x
    x = 5,106,303,289.81/103,871.57
  6. Step 6: Final answer
    x = 49,159.78

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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.