Home / 219,396.82-329,030.02-93,035.20

Finding the Fourth Proportional to 219,396.82, 329,030.02 and 93,035.20

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Solution

The fourth proportional to 219,396.82, 329,030.02 and 93,035.20 is: 139,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,396.82 : 329,030.02 = 93,035.20 : x
  2. Step 2: Convert to fraction form
    219,396.82/329,030.02 = 93,035.20/x
  3. Step 3: Cross multiply
    219,396.82x = 329,030.02 × 93,035.20
  4. Step 4: Simplify right side
    219,396.82x = 30,611,373,716.70
  5. Step 5: Solve for x
    x = 30,611,373,716.70/219,396.82
  6. Step 6: Final answer
    x = 139,525.15

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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.