Home / 54,104.10-81,156.15-14,666.10

Finding the Fourth Proportional to 54,104.10, 81,156.15 and 14,666.10

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Solution

The fourth proportional to 54,104.10, 81,156.15 and 14,666.10 is: 21,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,104.10 : 81,156.15 = 14,666.10 : x
  2. Step 2: Convert to fraction form
    54,104.10/81,156.15 = 14,666.10/x
  3. Step 3: Cross multiply
    54,104.10x = 81,156.15 × 14,666.10
  4. Step 4: Simplify right side
    54,104.10x = 1,190,244,211.52
  5. Step 5: Solve for x
    x = 1,190,244,211.52/54,104.10
  6. Step 6: Final answer
    x = 21,999.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.