Home / 272,769.34-376,415.18-151,907.94

Finding the Fourth Proportional to 272,769.34, 376,415.18 and 151,907.94

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Solution

The fourth proportional to 272,769.34, 376,415.18 and 151,907.94 is: 209,629.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,769.34 : 376,415.18 = 151,907.94 : x
  2. Step 2: Convert to fraction form
    272,769.34/376,415.18 = 151,907.94/x
  3. Step 3: Cross multiply
    272,769.34x = 376,415.18 × 151,907.94
  4. Step 4: Simplify right side
    272,769.34x = 57,180,454,578.53
  5. Step 5: Solve for x
    x = 57,180,454,578.53/272,769.34
  6. Step 6: Final answer
    x = 209,629.33

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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.