Home / 221,232.63-331,848.00-61,308.11

Finding the Fourth Proportional to 221,232.63, 331,848.00 and 61,308.11

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Solution

The fourth proportional to 221,232.63, 331,848.00 and 61,308.11 is: 91,961.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,232.63 : 331,848.00 = 61,308.11 : x
  2. Step 2: Convert to fraction form
    221,232.63/331,848.00 = 61,308.11/x
  3. Step 3: Cross multiply
    221,232.63x = 331,848.00 × 61,308.11
  4. Step 4: Simplify right side
    221,232.63x = 20,344,971,721.50
  5. Step 5: Solve for x
    x = 20,344,971,721.50/221,232.63
  6. Step 6: Final answer
    x = 91,961.89

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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.