Home / 272,656.11-376,255.59-151,794.29

Finding the Fourth Proportional to 272,656.11, 376,255.59 and 151,794.29

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Solution

The fourth proportional to 272,656.11, 376,255.59 and 151,794.29 is: 209,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,656.11 : 376,255.59 = 151,794.29 : x
  2. Step 2: Convert to fraction form
    272,656.11/376,255.59 = 151,794.29/x
  3. Step 3: Cross multiply
    272,656.11x = 376,255.59 × 151,794.29
  4. Step 4: Simplify right side
    272,656.11x = 57,113,450,142.58
  5. Step 5: Solve for x
    x = 57,113,450,142.58/272,656.11
  6. Step 6: Final answer
    x = 209,470.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.