Home / 118,033.25-162,885.83-64,318.21

Finding the Fourth Proportional to 118,033.25, 162,885.83 and 64,318.21

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Solution

The fourth proportional to 118,033.25, 162,885.83 and 64,318.21 is: 88,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,033.25 : 162,885.83 = 64,318.21 : x
  2. Step 2: Convert to fraction form
    118,033.25/162,885.83 = 64,318.21/x
  3. Step 3: Cross multiply
    118,033.25x = 162,885.83 × 64,318.21
  4. Step 4: Simplify right side
    118,033.25x = 10,476,524,291.16
  5. Step 5: Solve for x
    x = 10,476,524,291.16/118,033.25
  6. Step 6: Final answer
    x = 88,759.10

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1.5x scale

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.