Home / 88,933.68-133,400.52-42,161.04

Finding the Fourth Proportional to 88,933.68, 133,400.52 and 42,161.04

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Solution

The fourth proportional to 88,933.68, 133,400.52 and 42,161.04 is: 63,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,933.68 : 133,400.52 = 42,161.04 : x
  2. Step 2: Convert to fraction form
    88,933.68/133,400.52 = 42,161.04/x
  3. Step 3: Cross multiply
    88,933.68x = 133,400.52 × 42,161.04
  4. Step 4: Simplify right side
    88,933.68x = 5,624,304,659.74
  5. Step 5: Solve for x
    x = 5,624,304,659.74/88,933.68
  6. Step 6: Final answer
    x = 63,241.56

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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.