Home / 146,686.22-219,994.10-67,724.58

Finding the Fourth Proportional to 146,686.22, 219,994.10 and 67,724.58

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Solution

The fourth proportional to 146,686.22, 219,994.10 and 67,724.58 is: 101,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,686.22 : 219,994.10 = 67,724.58 : x
  2. Step 2: Convert to fraction form
    146,686.22/219,994.10 = 67,724.58/x
  3. Step 3: Cross multiply
    146,686.22x = 219,994.10 × 67,724.58
  4. Step 4: Simplify right side
    146,686.22x = 14,899,008,024.98
  5. Step 5: Solve for x
    x = 14,899,008,024.98/146,686.22
  6. Step 6: Final answer
    x = 101,570.60

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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.