Home / 114,890.40-158,548.39-67,134.22

Finding the Fourth Proportional to 114,890.40, 158,548.39 and 67,134.22

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Solution

The fourth proportional to 114,890.40, 158,548.39 and 67,134.22 is: 92,645.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,890.40 : 158,548.39 = 67,134.22 : x
  2. Step 2: Convert to fraction form
    114,890.40/158,548.39 = 67,134.22/x
  3. Step 3: Cross multiply
    114,890.40x = 158,548.39 × 67,134.22
  4. Step 4: Simplify right side
    114,890.40x = 10,644,021,930.70
  5. Step 5: Solve for x
    x = 10,644,021,930.70/114,890.40
  6. Step 6: Final answer
    x = 92,645.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.