Home / 119,831.46-179,747.16-40,946.37

Finding the Fourth Proportional to 119,831.46, 179,747.16 and 40,946.37

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Solution

The fourth proportional to 119,831.46, 179,747.16 and 40,946.37 is: 61,419.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,831.46 : 179,747.16 = 40,946.37 : x
  2. Step 2: Convert to fraction form
    119,831.46/179,747.16 = 40,946.37/x
  3. Step 3: Cross multiply
    119,831.46x = 179,747.16 × 40,946.37
  4. Step 4: Simplify right side
    119,831.46x = 7,359,993,719.81
  5. Step 5: Solve for x
    x = 7,359,993,719.81/119,831.46
  6. Step 6: Final answer
    x = 61,419.54

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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.