Home / 165,222.64-228,006.44-93,602.49

Finding the Fourth Proportional to 165,222.64, 228,006.44 and 93,602.49

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Solution

The fourth proportional to 165,222.64, 228,006.44 and 93,602.49 is: 129,170.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,222.64 : 228,006.44 = 93,602.49 : x
  2. Step 2: Convert to fraction form
    165,222.64/228,006.44 = 93,602.49/x
  3. Step 3: Cross multiply
    165,222.64x = 228,006.44 × 93,602.49
  4. Step 4: Simplify right side
    165,222.64x = 21,341,970,074.52
  5. Step 5: Solve for x
    x = 21,341,970,074.52/165,222.64
  6. Step 6: Final answer
    x = 129,170.98

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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.