Home / 146,396.16-219,438.69-57,637.44

Finding the Fourth Proportional to 146,396.16, 219,438.69 and 57,637.44

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Solution

The fourth proportional to 146,396.16, 219,438.69 and 57,637.44 is: 86,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,396.16 : 219,438.69 = 57,637.44 : x
  2. Step 2: Convert to fraction form
    146,396.16/219,438.69 = 57,637.44/x
  3. Step 3: Cross multiply
    146,396.16x = 219,438.69 × 57,637.44
  4. Step 4: Simplify right side
    146,396.16x = 12,647,884,328.55
  5. Step 5: Solve for x
    x = 12,647,884,328.55/146,396.16
  6. Step 6: Final answer
    x = 86,394.92

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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.