Home / 240,513.38-331,885.86-162,831.01

Finding the Fourth Proportional to 240,513.38, 331,885.86 and 162,831.01

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Solution

The fourth proportional to 240,513.38, 331,885.86 and 162,831.01 is: 224,691.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,513.38 : 331,885.86 = 162,831.01 : x
  2. Step 2: Convert to fraction form
    240,513.38/331,885.86 = 162,831.01/x
  3. Step 3: Cross multiply
    240,513.38x = 331,885.86 × 162,831.01
  4. Step 4: Simplify right side
    240,513.38x = 54,041,308,129.09
  5. Step 5: Solve for x
    x = 54,041,308,129.09/240,513.38
  6. Step 6: Final answer
    x = 224,691.48

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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.