Home / 119,040.14-164,277.87-65,322.02

Finding the Fourth Proportional to 119,040.14, 164,277.87 and 65,322.02

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Solution

The fourth proportional to 119,040.14, 164,277.87 and 65,322.02 is: 90,145.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,040.14 : 164,277.87 = 65,322.02 : x
  2. Step 2: Convert to fraction form
    119,040.14/164,277.87 = 65,322.02/x
  3. Step 3: Cross multiply
    119,040.14x = 164,277.87 × 65,322.02
  4. Step 4: Simplify right side
    119,040.14x = 10,730,962,309.70
  5. Step 5: Solve for x
    x = 10,730,962,309.70/119,040.14
  6. Step 6: Final answer
    x = 90,145.75

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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.