Home / 165,349.52-228,181.20-89,898.02

Finding the Fourth Proportional to 165,349.52, 228,181.20 and 89,898.02

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Solution

The fourth proportional to 165,349.52, 228,181.20 and 89,898.02 is: 124,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,349.52 : 228,181.20 = 89,898.02 : x
  2. Step 2: Convert to fraction form
    165,349.52/228,181.20 = 89,898.02/x
  3. Step 3: Cross multiply
    165,349.52x = 228,181.20 × 89,898.02
  4. Step 4: Simplify right side
    165,349.52x = 20,513,036,940.32
  5. Step 5: Solve for x
    x = 20,513,036,940.32/165,349.52
  6. Step 6: Final answer
    x = 124,058.65

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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.