Home / 164,973.64-227,664.20-89,522.16

Finding the Fourth Proportional to 164,973.64, 227,664.20 and 89,522.16

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Solution

The fourth proportional to 164,973.64, 227,664.20 and 89,522.16 is: 123,540.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,973.64 : 227,664.20 = 89,522.16 : x
  2. Step 2: Convert to fraction form
    164,973.64/227,664.20 = 89,522.16/x
  3. Step 3: Cross multiply
    164,973.64x = 227,664.20 × 89,522.16
  4. Step 4: Simplify right side
    164,973.64x = 20,380,990,938.67
  5. Step 5: Solve for x
    x = 20,380,990,938.67/164,973.64
  6. Step 6: Final answer
    x = 123,540.89

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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.