Home / 118,282.14-163,229.76-64,568.34

Finding the Fourth Proportional to 118,282.14, 163,229.76 and 64,568.34

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Solution

The fourth proportional to 118,282.14, 163,229.76 and 64,568.34 is: 89,104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,282.14 : 163,229.76 = 64,568.34 : x
  2. Step 2: Convert to fraction form
    118,282.14/163,229.76 = 64,568.34/x
  3. Step 3: Cross multiply
    118,282.14x = 163,229.76 × 64,568.34
  4. Step 4: Simplify right side
    118,282.14x = 10,539,474,641.80
  5. Step 5: Solve for x
    x = 10,539,474,641.80/118,282.14
  6. Step 6: Final answer
    x = 89,104.53

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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.