Home / 122,109.66-183,227.00-58,140.21

Finding the Fourth Proportional to 122,109.66, 183,227.00 and 58,140.21

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Solution

The fourth proportional to 122,109.66, 183,227.00 and 58,140.21 is: 87,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,109.66 : 183,227.00 = 58,140.21 : x
  2. Step 2: Convert to fraction form
    122,109.66/183,227.00 = 58,140.21/x
  3. Step 3: Cross multiply
    122,109.66x = 183,227.00 × 58,140.21
  4. Step 4: Simplify right side
    122,109.66x = 10,652,856,654.07
  5. Step 5: Solve for x
    x = 10,652,856,654.07/122,109.66
  6. Step 6: Final answer
    x = 87,240.08

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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.