Home / 272,544.78-376,122.66-151,691.16

Finding the Fourth Proportional to 272,544.78, 376,122.66 and 151,691.16

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Solution

The fourth proportional to 272,544.78, 376,122.66 and 151,691.16 is: 209,339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,544.78 : 376,122.66 = 151,691.16 : x
  2. Step 2: Convert to fraction form
    272,544.78/376,122.66 = 151,691.16/x
  3. Step 3: Cross multiply
    272,544.78x = 376,122.66 × 151,691.16
  4. Step 4: Simplify right side
    272,544.78x = 57,054,482,597.69
  5. Step 5: Solve for x
    x = 57,054,482,597.69/272,544.78
  6. Step 6: Final answer
    x = 209,339.85

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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.