Home / 149,186.76-223,787.49-42,586.37

Finding the Fourth Proportional to 149,186.76, 223,787.49 and 42,586.37

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Solution

The fourth proportional to 149,186.76, 223,787.49 and 42,586.37 is: 63,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,186.76 : 223,787.49 = 42,586.37 : x
  2. Step 2: Convert to fraction form
    149,186.76/223,787.49 = 42,586.37/x
  3. Step 3: Cross multiply
    149,186.76x = 223,787.49 × 42,586.37
  4. Step 4: Simplify right side
    149,186.76x = 9,530,296,850.51
  5. Step 5: Solve for x
    x = 9,530,296,850.51/149,186.76
  6. Step 6: Final answer
    x = 63,881.65

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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.