Home / 146,276.28-219,403.48-52,782.03

Finding the Fourth Proportional to 146,276.28, 219,403.48 and 52,782.03

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Solution

The fourth proportional to 146,276.28, 219,403.48 and 52,782.03 is: 79,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,276.28 : 219,403.48 = 52,782.03 : x
  2. Step 2: Convert to fraction form
    146,276.28/219,403.48 = 52,782.03/x
  3. Step 3: Cross multiply
    146,276.28x = 219,403.48 × 52,782.03
  4. Step 4: Simplify right side
    146,276.28x = 11,580,561,063.46
  5. Step 5: Solve for x
    x = 11,580,561,063.46/146,276.28
  6. Step 6: Final answer
    x = 79,169.10

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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.