Home / 146,763.96-220,145.92-63,638.52

Finding the Fourth Proportional to 146,763.96, 220,145.92 and 63,638.52

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Solution

The fourth proportional to 146,763.96, 220,145.92 and 63,638.52 is: 95,457.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,763.96 : 220,145.92 = 63,638.52 : x
  2. Step 2: Convert to fraction form
    146,763.96/220,145.92 = 63,638.52/x
  3. Step 3: Cross multiply
    146,763.96x = 220,145.92 × 63,638.52
  4. Step 4: Simplify right side
    146,763.96x = 14,009,760,532.84
  5. Step 5: Solve for x
    x = 14,009,760,532.84/146,763.96
  6. Step 6: Final answer
    x = 95,457.77

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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.