Home / 251,359.20-377,427.60-146,383.20

Finding the Fourth Proportional to 251,359.20, 377,427.60 and 146,383.20

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Solution

The fourth proportional to 251,359.20, 377,427.60 and 146,383.20 is: 219,801.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,359.20 : 377,427.60 = 146,383.20 : x
  2. Step 2: Convert to fraction form
    251,359.20/377,427.60 = 146,383.20/x
  3. Step 3: Cross multiply
    251,359.20x = 377,427.60 × 146,383.20
  4. Step 4: Simplify right side
    251,359.20x = 55,249,059,856.32
  5. Step 5: Solve for x
    x = 55,249,059,856.32/251,359.20
  6. Step 6: Final answer
    x = 219,801.22

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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.