Home / 218,537.28-301,556.52-123,041.52

Finding the Fourth Proportional to 218,537.28, 301,556.52 and 123,041.52

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Solution

The fourth proportional to 218,537.28, 301,556.52 and 123,041.52 is: 169,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,537.28 : 301,556.52 = 123,041.52 : x
  2. Step 2: Convert to fraction form
    218,537.28/301,556.52 = 123,041.52/x
  3. Step 3: Cross multiply
    218,537.28x = 301,556.52 × 123,041.52
  4. Step 4: Simplify right side
    218,537.28x = 37,103,972,586.71
  5. Step 5: Solve for x
    x = 37,103,972,586.71/218,537.28
  6. Step 6: Final answer
    x = 169,783.26

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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.