Home / 165,347.27-228,178.10-89,895.77

Finding the Fourth Proportional to 165,347.27, 228,178.10 and 89,895.77

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Solution

The fourth proportional to 165,347.27, 228,178.10 and 89,895.77 is: 124,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,347.27 : 228,178.10 = 89,895.77 : x
  2. Step 2: Convert to fraction form
    165,347.27/228,178.10 = 89,895.77/x
  3. Step 3: Cross multiply
    165,347.27x = 228,178.10 × 89,895.77
  4. Step 4: Simplify right side
    165,347.27x = 20,512,245,996.64
  5. Step 5: Solve for x
    x = 20,512,245,996.64/165,347.27
  6. Step 6: Final answer
    x = 124,055.55

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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.