Home / 251,799.60-376,921.80-146,305.20

Finding the Fourth Proportional to 251,799.60, 376,921.80 and 146,305.20

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Solution

The fourth proportional to 251,799.60, 376,921.80 and 146,305.20 is: 219,005.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,799.60 : 376,921.80 = 146,305.20 : x
  2. Step 2: Convert to fraction form
    251,799.60/376,921.80 = 146,305.20/x
  3. Step 3: Cross multiply
    251,799.60x = 376,921.80 × 146,305.20
  4. Step 4: Simplify right side
    251,799.60x = 55,145,619,333.36
  5. Step 5: Solve for x
    x = 55,145,619,333.36/251,799.60
  6. Step 6: Final answer
    x = 219,005.98

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1.5x scale

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.