Home / 149,663.42-223,171.92-148,329.34

Finding the Fourth Proportional to 149,663.42, 223,171.92 and 148,329.34

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Solution

The fourth proportional to 149,663.42, 223,171.92 and 148,329.34 is: 221,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,663.42 : 223,171.92 = 148,329.34 : x
  2. Step 2: Convert to fraction form
    149,663.42/223,171.92 = 148,329.34/x
  3. Step 3: Cross multiply
    149,663.42x = 223,171.92 × 148,329.34
  4. Step 4: Simplify right side
    149,663.42x = 33,102,943,600.13
  5. Step 5: Solve for x
    x = 33,102,943,600.13/149,663.42
  6. Step 6: Final answer
    x = 221,182.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.