Home / 165,666.48-228,635.64-102,041.52

Finding the Fourth Proportional to 165,666.48, 228,635.64 and 102,041.52

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Solution

The fourth proportional to 165,666.48, 228,635.64 and 102,041.52 is: 140,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,666.48 : 228,635.64 = 102,041.52 : x
  2. Step 2: Convert to fraction form
    165,666.48/228,635.64 = 102,041.52/x
  3. Step 3: Cross multiply
    165,666.48x = 228,635.64 × 102,041.52
  4. Step 4: Simplify right side
    165,666.48x = 23,330,328,231.77
  5. Step 5: Solve for x
    x = 23,330,328,231.77/165,666.48
  6. Step 6: Final answer
    x = 140,827.09

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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.