Home / 146,416.96-219,677.76-57,621.28

Finding the Fourth Proportional to 146,416.96, 219,677.76 and 57,621.28

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Solution

The fourth proportional to 146,416.96, 219,677.76 and 57,621.28 is: 86,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,416.96 : 219,677.76 = 57,621.28 : x
  2. Step 2: Convert to fraction form
    146,416.96/219,677.76 = 57,621.28/x
  3. Step 3: Cross multiply
    146,416.96x = 219,677.76 × 57,621.28
  4. Step 4: Simplify right side
    146,416.96x = 12,658,113,718.73
  5. Step 5: Solve for x
    x = 12,658,113,718.73/146,416.96
  6. Step 6: Final answer
    x = 86,452.51

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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.