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Finding the Fourth Proportional to 165,602.84, 228,561.84 and 97,615.90

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Solution

The fourth proportional to 165,602.84, 228,561.84 and 97,615.90 is: 134,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,602.84 : 228,561.84 = 97,615.90 : x
  2. Step 2: Convert to fraction form
    165,602.84/228,561.84 = 97,615.90/x
  3. Step 3: Cross multiply
    165,602.84x = 228,561.84 × 97,615.90
  4. Step 4: Simplify right side
    165,602.84x = 22,311,268,086.37
  5. Step 5: Solve for x
    x = 22,311,268,086.37/165,602.84
  6. Step 6: Final answer
    x = 134,727.57

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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.