Home / 165,498.96-228,412.20-92,909.52

Finding the Fourth Proportional to 165,498.96, 228,412.20 and 92,909.52

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Solution

The fourth proportional to 165,498.96, 228,412.20 and 92,909.52 is: 128,228.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,498.96 : 228,412.20 = 92,909.52 : x
  2. Step 2: Convert to fraction form
    165,498.96/228,412.20 = 92,909.52/x
  3. Step 3: Cross multiply
    165,498.96x = 228,412.20 × 92,909.52
  4. Step 4: Simplify right side
    165,498.96x = 21,221,667,864.14
  5. Step 5: Solve for x
    x = 21,221,667,864.14/165,498.96
  6. Step 6: Final answer
    x = 128,228.41

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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.