Home / 260,569.79-359,556.09-145,854.85

Finding the Fourth Proportional to 260,569.79, 359,556.09 and 145,854.85

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Solution

The fourth proportional to 260,569.79, 359,556.09 and 145,854.85 is: 201,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,569.79 : 359,556.09 = 145,854.85 : x
  2. Step 2: Convert to fraction form
    260,569.79/359,556.09 = 145,854.85/x
  3. Step 3: Cross multiply
    260,569.79x = 359,556.09 × 145,854.85
  4. Step 4: Simplify right side
    260,569.79x = 52,442,999,573.54
  5. Step 5: Solve for x
    x = 52,442,999,573.54/260,569.79
  6. Step 6: Final answer
    x = 201,262.78

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1.5x scale

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.