Home / 240,816.15-332,275.10-145,321.20

Finding the Fourth Proportional to 240,816.15, 332,275.10 and 145,321.20

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Solution

The fourth proportional to 240,816.15, 332,275.10 and 145,321.20 is: 200,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,816.15 : 332,275.10 = 145,321.20 : x
  2. Step 2: Convert to fraction form
    240,816.15/332,275.10 = 145,321.20/x
  3. Step 3: Cross multiply
    240,816.15x = 332,275.10 × 145,321.20
  4. Step 4: Simplify right side
    240,816.15x = 48,286,615,535.51
  5. Step 5: Solve for x
    x = 48,286,615,535.51/240,816.15
  6. Step 6: Final answer
    x = 200,512.36

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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.