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Finding the Fourth Proportional to 62,246.30, 85,891.78 and 35,388.23

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Solution

The fourth proportional to 62,246.30, 85,891.78 and 35,388.23 is: 48,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,246.30 : 85,891.78 = 35,388.23 : x
  2. Step 2: Convert to fraction form
    62,246.30/85,891.78 = 35,388.23/x
  3. Step 3: Cross multiply
    62,246.30x = 85,891.78 × 35,388.23
  4. Step 4: Simplify right side
    62,246.30x = 3,039,558,065.75
  5. Step 5: Solve for x
    x = 3,039,558,065.75/62,246.30
  6. Step 6: Final answer
    x = 48,831.14

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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.