Home / 146,973.17-220,587.74-83,919.53

Finding the Fourth Proportional to 146,973.17, 220,587.74 and 83,919.53

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Solution

The fourth proportional to 146,973.17, 220,587.74 and 83,919.53 is: 125,952.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,973.17 : 220,587.74 = 83,919.53 : x
  2. Step 2: Convert to fraction form
    146,973.17/220,587.74 = 83,919.53/x
  3. Step 3: Cross multiply
    146,973.17x = 220,587.74 × 83,919.53
  4. Step 4: Simplify right side
    146,973.17x = 18,511,619,911.13
  5. Step 5: Solve for x
    x = 18,511,619,911.13/146,973.17
  6. Step 6: Final answer
    x = 125,952.37

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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.