Home / 148,756.86-223,135.56-122,406.48

Finding the Fourth Proportional to 148,756.86, 223,135.56 and 122,406.48

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Solution

The fourth proportional to 148,756.86, 223,135.56 and 122,406.48 is: 183,609.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,756.86 : 223,135.56 = 122,406.48 : x
  2. Step 2: Convert to fraction form
    148,756.86/223,135.56 = 122,406.48/x
  3. Step 3: Cross multiply
    148,756.86x = 223,135.56 × 122,406.48
  4. Step 4: Simplify right side
    148,756.86x = 27,313,238,462.43
  5. Step 5: Solve for x
    x = 27,313,238,462.43/148,756.86
  6. Step 6: Final answer
    x = 183,609.94

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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.