Home / 119,052.23-164,296.80-65,339.19

Finding the Fourth Proportional to 119,052.23, 164,296.80 and 65,339.19

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Solution

The fourth proportional to 119,052.23, 164,296.80 and 65,339.19 is: 90,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,052.23 : 164,296.80 = 65,339.19 : x
  2. Step 2: Convert to fraction form
    119,052.23/164,296.80 = 65,339.19/x
  3. Step 3: Cross multiply
    119,052.23x = 164,296.80 × 65,339.19
  4. Step 4: Simplify right side
    119,052.23x = 10,735,019,831.59
  5. Step 5: Solve for x
    x = 10,735,019,831.59/119,052.23
  6. Step 6: Final answer
    x = 90,170.68

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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.