Home / 276,913.44-382,151.79-156,059.82

Finding the Fourth Proportional to 276,913.44, 382,151.79 and 156,059.82

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Solution

The fourth proportional to 276,913.44, 382,151.79 and 156,059.82 is: 215,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,913.44 : 382,151.79 = 156,059.82 : x
  2. Step 2: Convert to fraction form
    276,913.44/382,151.79 = 156,059.82/x
  3. Step 3: Cross multiply
    276,913.44x = 382,151.79 × 156,059.82
  4. Step 4: Simplify right side
    276,913.44x = 59,638,539,560.08
  5. Step 5: Solve for x
    x = 59,638,539,560.08/276,913.44
  6. Step 6: Final answer
    x = 215,368.89

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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.