Home / 209,974.96-314,963.59-52,203.41

Finding the Fourth Proportional to 209,974.96, 314,963.59 and 52,203.41

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Solution

The fourth proportional to 209,974.96, 314,963.59 and 52,203.41 is: 78,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,974.96 : 314,963.59 = 52,203.41 : x
  2. Step 2: Convert to fraction form
    209,974.96/314,963.59 = 52,203.41/x
  3. Step 3: Cross multiply
    209,974.96x = 314,963.59 × 52,203.41
  4. Step 4: Simplify right side
    209,974.96x = 16,442,173,423.84
  5. Step 5: Solve for x
    x = 16,442,173,423.84/209,974.96
  6. Step 6: Final answer
    x = 78,305.40

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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.