Home / 308,046.03-462,112.78-94,831.68

Finding the Fourth Proportional to 308,046.03, 462,112.78 and 94,831.68

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Solution

The fourth proportional to 308,046.03, 462,112.78 and 94,831.68 is: 142,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,046.03 : 462,112.78 = 94,831.68 : x
  2. Step 2: Convert to fraction form
    308,046.03/462,112.78 = 94,831.68/x
  3. Step 3: Cross multiply
    308,046.03x = 462,112.78 × 94,831.68
  4. Step 4: Simplify right side
    308,046.03x = 43,822,931,276.87
  5. Step 5: Solve for x
    x = 43,822,931,276.87/308,046.03
  6. Step 6: Final answer
    x = 142,260.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.