Home / 165,282.26-228,088.71-89,830.76

Finding the Fourth Proportional to 165,282.26, 228,088.71 and 89,830.76

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Solution

The fourth proportional to 165,282.26, 228,088.71 and 89,830.76 is: 123,966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,282.26 : 228,088.71 = 89,830.76 : x
  2. Step 2: Convert to fraction form
    165,282.26/228,088.71 = 89,830.76/x
  3. Step 3: Cross multiply
    165,282.26x = 228,088.71 × 89,830.76
  4. Step 4: Simplify right side
    165,282.26x = 20,489,381,026.28
  5. Step 5: Solve for x
    x = 20,489,381,026.28/165,282.26
  6. Step 6: Final answer
    x = 123,966.01

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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.