Home / 165,507.72-228,405.08-93,898.50

Finding the Fourth Proportional to 165,507.72, 228,405.08 and 93,898.50

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Solution

The fourth proportional to 165,507.72, 228,405.08 and 93,898.50 is: 129,582.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,507.72 : 228,405.08 = 93,898.50 : x
  2. Step 2: Convert to fraction form
    165,507.72/228,405.08 = 93,898.50/x
  3. Step 3: Cross multiply
    165,507.72x = 228,405.08 × 93,898.50
  4. Step 4: Simplify right side
    165,507.72x = 21,446,894,404.38
  5. Step 5: Solve for x
    x = 21,446,894,404.38/165,507.72
  6. Step 6: Final answer
    x = 129,582.44

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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.