Home / 54,929.64-82,461.78-36,225.30

Finding the Fourth Proportional to 54,929.64, 82,461.78 and 36,225.30

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Solution

The fourth proportional to 54,929.64, 82,461.78 and 36,225.30 is: 54,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929.64 : 82,461.78 = 36,225.30 : x
  2. Step 2: Convert to fraction form
    54,929.64/82,461.78 = 36,225.30/x
  3. Step 3: Cross multiply
    54,929.64x = 82,461.78 × 36,225.30
  4. Step 4: Simplify right side
    54,929.64x = 2,987,202,719.03
  5. Step 5: Solve for x
    x = 2,987,202,719.03/54,929.64
  6. Step 6: Final answer
    x = 54,382.35

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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.