Home / 165,539.05-228,428.08-92,925.29

Finding the Fourth Proportional to 165,539.05, 228,428.08 and 92,925.29

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Solution

The fourth proportional to 165,539.05, 228,428.08 and 92,925.29 is: 128,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,539.05 : 228,428.08 = 92,925.29 : x
  2. Step 2: Convert to fraction form
    165,539.05/228,428.08 = 92,925.29/x
  3. Step 3: Cross multiply
    165,539.05x = 228,428.08 × 92,925.29
  4. Step 4: Simplify right side
    165,539.05x = 21,226,745,916.90
  5. Step 5: Solve for x
    x = 21,226,745,916.90/165,539.05
  6. Step 6: Final answer
    x = 128,228.03

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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.