Home / 240,527.16-331,953.66-154,578.60

Finding the Fourth Proportional to 240,527.16, 331,953.66 and 154,578.60

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Solution

The fourth proportional to 240,527.16, 331,953.66 and 154,578.60 is: 213,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,527.16 : 331,953.66 = 154,578.60 : x
  2. Step 2: Convert to fraction form
    240,527.16/331,953.66 = 154,578.60/x
  3. Step 3: Cross multiply
    240,527.16x = 331,953.66 × 154,578.60
  4. Step 4: Simplify right side
    240,527.16x = 51,312,932,027.68
  5. Step 5: Solve for x
    x = 51,312,932,027.68/240,527.16
  6. Step 6: Final answer
    x = 213,335.29

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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.