Home / 155,713.35-214,884.43-84,093.39

Finding the Fourth Proportional to 155,713.35, 214,884.43 and 84,093.39

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Solution

The fourth proportional to 155,713.35, 214,884.43 and 84,093.39 is: 116,048.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,713.35 : 214,884.43 = 84,093.39 : x
  2. Step 2: Convert to fraction form
    155,713.35/214,884.43 = 84,093.39/x
  3. Step 3: Cross multiply
    155,713.35x = 214,884.43 × 84,093.39
  4. Step 4: Simplify right side
    155,713.35x = 18,070,359,966.68
  5. Step 5: Solve for x
    x = 18,070,359,966.68/155,713.35
  6. Step 6: Final answer
    x = 116,048.88

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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.