Home / 54,124.90-81,177.78-14,685.09

Finding the Fourth Proportional to 54,124.90, 81,177.78 and 14,685.09

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Solution

The fourth proportional to 54,124.90, 81,177.78 and 14,685.09 is: 22,025.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,124.90 : 81,177.78 = 14,685.09 : x
  2. Step 2: Convert to fraction form
    54,124.90/81,177.78 = 14,685.09/x
  3. Step 3: Cross multiply
    54,124.90x = 81,177.78 × 14,685.09
  4. Step 4: Simplify right side
    54,124.90x = 1,192,102,802.36
  5. Step 5: Solve for x
    x = 1,192,102,802.36/54,124.90
  6. Step 6: Final answer
    x = 22,025.03

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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.