Home / 147,573.22-221,282.97-52,766.86

Finding the Fourth Proportional to 147,573.22, 221,282.97 and 52,766.86

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Solution

The fourth proportional to 147,573.22, 221,282.97 and 52,766.86 is: 79,122.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,573.22 : 221,282.97 = 52,766.86 : x
  2. Step 2: Convert to fraction form
    147,573.22/221,282.97 = 52,766.86/x
  3. Step 3: Cross multiply
    147,573.22x = 221,282.97 × 52,766.86
  4. Step 4: Simplify right side
    147,573.22x = 11,676,407,498.37
  5. Step 5: Solve for x
    x = 11,676,407,498.37/147,573.22
  6. Step 6: Final answer
    x = 79,122.81

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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.