Home / 118,923.24-164,110.51-65,206.43

Finding the Fourth Proportional to 118,923.24, 164,110.51 and 65,206.43

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Solution

The fourth proportional to 118,923.24, 164,110.51 and 65,206.43 is: 89,982.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,923.24 : 164,110.51 = 65,206.43 : x
  2. Step 2: Convert to fraction form
    118,923.24/164,110.51 = 65,206.43/x
  3. Step 3: Cross multiply
    118,923.24x = 164,110.51 × 65,206.43
  4. Step 4: Simplify right side
    118,923.24x = 10,701,060,482.58
  5. Step 5: Solve for x
    x = 10,701,060,482.58/118,923.24
  6. Step 6: Final answer
    x = 89,982.92

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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.