Home / 133,791.81-200,294.04-89,308.23

Finding the Fourth Proportional to 133,791.81, 200,294.04 and 89,308.23

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Solution

The fourth proportional to 133,791.81, 200,294.04 and 89,308.23 is: 133,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,791.81 : 200,294.04 = 89,308.23 : x
  2. Step 2: Convert to fraction form
    133,791.81/200,294.04 = 89,308.23/x
  3. Step 3: Cross multiply
    133,791.81x = 200,294.04 × 89,308.23
  4. Step 4: Simplify right side
    133,791.81x = 17,887,906,191.95
  5. Step 5: Solve for x
    x = 17,887,906,191.95/133,791.81
  6. Step 6: Final answer
    x = 133,699.56

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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.