Home / 251,016.20-376,521.90-61,477.40

Finding the Fourth Proportional to 251,016.20, 376,521.90 and 61,477.40

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Solution

The fourth proportional to 251,016.20, 376,521.90 and 61,477.40 is: 92,215.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,016.20 : 376,521.90 = 61,477.40 : x
  2. Step 2: Convert to fraction form
    251,016.20/376,521.90 = 61,477.40/x
  3. Step 3: Cross multiply
    251,016.20x = 376,521.90 × 61,477.40
  4. Step 4: Simplify right side
    251,016.20x = 23,147,587,455.06
  5. Step 5: Solve for x
    x = 23,147,587,455.06/251,016.20
  6. Step 6: Final answer
    x = 92,215.51

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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.