Home / 220,108.21-329,597.35-152,543.95

Finding the Fourth Proportional to 220,108.21, 329,597.35 and 152,543.95

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Solution

The fourth proportional to 220,108.21, 329,597.35 and 152,543.95 is: 228,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,108.21 : 329,597.35 = 152,543.95 : x
  2. Step 2: Convert to fraction form
    220,108.21/329,597.35 = 152,543.95/x
  3. Step 3: Cross multiply
    220,108.21x = 329,597.35 × 152,543.95
  4. Step 4: Simplify right side
    220,108.21x = 50,278,079,649.19
  5. Step 5: Solve for x
    x = 50,278,079,649.19/220,108.21
  6. Step 6: Final answer
    x = 228,424.38

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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.