Home / 121,454.24-182,182.50-46,556.51

Finding the Fourth Proportional to 121,454.24, 182,182.50 and 46,556.51

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Solution

The fourth proportional to 121,454.24, 182,182.50 and 46,556.51 is: 69,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,454.24 : 182,182.50 = 46,556.51 : x
  2. Step 2: Convert to fraction form
    121,454.24/182,182.50 = 46,556.51/x
  3. Step 3: Cross multiply
    121,454.24x = 182,182.50 × 46,556.51
  4. Step 4: Simplify right side
    121,454.24x = 8,481,780,472.16
  5. Step 5: Solve for x
    x = 8,481,780,472.16/121,454.24
  6. Step 6: Final answer
    x = 69,835.20

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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.