Home / 165,274.59-228,077.85-89,823.09

Finding the Fourth Proportional to 165,274.59, 228,077.85 and 89,823.09

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Solution

The fourth proportional to 165,274.59, 228,077.85 and 89,823.09 is: 123,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,274.59 : 228,077.85 = 89,823.09 : x
  2. Step 2: Convert to fraction form
    165,274.59/228,077.85 = 89,823.09/x
  3. Step 3: Cross multiply
    165,274.59x = 228,077.85 × 89,823.09
  4. Step 4: Simplify right side
    165,274.59x = 20,486,657,247.56
  5. Step 5: Solve for x
    x = 20,486,657,247.56/165,274.59
  6. Step 6: Final answer
    x = 123,955.27

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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.