Home / 133,031.84-199,394.80-58,134.56

Finding the Fourth Proportional to 133,031.84, 199,394.80 and 58,134.56

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Solution

The fourth proportional to 133,031.84, 199,394.80 and 58,134.56 is: 87,135.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,031.84 : 199,394.80 = 58,134.56 : x
  2. Step 2: Convert to fraction form
    133,031.84/199,394.80 = 58,134.56/x
  3. Step 3: Cross multiply
    133,031.84x = 199,394.80 × 58,134.56
  4. Step 4: Simplify right side
    133,031.84x = 11,591,728,964.29
  5. Step 5: Solve for x
    x = 11,591,728,964.29/133,031.84
  6. Step 6: Final answer
    x = 87,135.00

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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.