Home / 132,927.24-183,393.27-85,206.90

Finding the Fourth Proportional to 132,927.24, 183,393.27 and 85,206.90

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Solution

The fourth proportional to 132,927.24, 183,393.27 and 85,206.90 is: 117,555.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,927.24 : 183,393.27 = 85,206.90 : x
  2. Step 2: Convert to fraction form
    132,927.24/183,393.27 = 85,206.90/x
  3. Step 3: Cross multiply
    132,927.24x = 183,393.27 × 85,206.90
  4. Step 4: Simplify right side
    132,927.24x = 15,626,372,017.56
  5. Step 5: Solve for x
    x = 15,626,372,017.56/132,927.24
  6. Step 6: Final answer
    x = 117,555.83

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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.