Home / 52,209.27-78,290.64-16,664.04

Finding the Fourth Proportional to 52,209.27, 78,290.64 and 16,664.04

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Solution

The fourth proportional to 52,209.27, 78,290.64 and 16,664.04 is: 24,988.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209.27 : 78,290.64 = 16,664.04 : x
  2. Step 2: Convert to fraction form
    52,209.27/78,290.64 = 16,664.04/x
  3. Step 3: Cross multiply
    52,209.27x = 78,290.64 × 16,664.04
  4. Step 4: Simplify right side
    52,209.27x = 1,304,638,356.59
  5. Step 5: Solve for x
    x = 1,304,638,356.59/52,209.27
  6. Step 6: Final answer
    x = 24,988.63

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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.