Home / 260,981.46-360,137.34-153,530.73

Finding the Fourth Proportional to 260,981.46, 360,137.34 and 153,530.73

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Solution

The fourth proportional to 260,981.46, 360,137.34 and 153,530.73 is: 211,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,981.46 : 360,137.34 = 153,530.73 : x
  2. Step 2: Convert to fraction form
    260,981.46/360,137.34 = 153,530.73/x
  3. Step 3: Cross multiply
    260,981.46x = 360,137.34 × 153,530.73
  4. Step 4: Simplify right side
    260,981.46x = 55,292,148,710.46
  5. Step 5: Solve for x
    x = 55,292,148,710.46/260,981.46
  6. Step 6: Final answer
    x = 211,862.36

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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.