Home / 165,002.16-227,703.10-89,550.66

Finding the Fourth Proportional to 165,002.16, 227,703.10 and 89,550.66

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Solution

The fourth proportional to 165,002.16, 227,703.10 and 89,550.66 is: 123,579.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,002.16 : 227,703.10 = 89,550.66 : x
  2. Step 2: Convert to fraction form
    165,002.16/227,703.10 = 89,550.66/x
  3. Step 3: Cross multiply
    165,002.16x = 227,703.10 × 89,550.66
  4. Step 4: Simplify right side
    165,002.16x = 20,390,962,889.05
  5. Step 5: Solve for x
    x = 20,390,962,889.05/165,002.16
  6. Step 6: Final answer
    x = 123,579.98

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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.