Home / 165,621.52-228,558.81-94,002.74

Finding the Fourth Proportional to 165,621.52, 228,558.81 and 94,002.74

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Solution

The fourth proportional to 165,621.52, 228,558.81 and 94,002.74 is: 129,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,621.52 : 228,558.81 = 94,002.74 : x
  2. Step 2: Convert to fraction form
    165,621.52/228,558.81 = 94,002.74/x
  3. Step 3: Cross multiply
    165,621.52x = 228,558.81 × 94,002.74
  4. Step 4: Simplify right side
    165,621.52x = 21,485,154,391.14
  5. Step 5: Solve for x
    x = 21,485,154,391.14/165,621.52
  6. Step 6: Final answer
    x = 129,724.41

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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.