Home / 219,831.39-303,362.37-124,337.97

Finding the Fourth Proportional to 219,831.39, 303,362.37 and 124,337.97

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Solution

The fourth proportional to 219,831.39, 303,362.37 and 124,337.97 is: 171,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,831.39 : 303,362.37 = 124,337.97 : x
  2. Step 2: Convert to fraction form
    219,831.39/303,362.37 = 124,337.97/x
  3. Step 3: Cross multiply
    219,831.39x = 303,362.37 × 124,337.97
  4. Step 4: Simplify right side
    219,831.39x = 37,719,461,260.19
  5. Step 5: Solve for x
    x = 37,719,461,260.19/219,831.39
  6. Step 6: Final answer
    x = 171,583.60

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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.