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Finding the Fourth Proportional to 229,647.11, 344,477.14 and 63,435.11

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Solution

The fourth proportional to 229,647.11, 344,477.14 and 63,435.11 is: 95,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,647.11 : 344,477.14 = 63,435.11 : x
  2. Step 2: Convert to fraction form
    229,647.11/344,477.14 = 63,435.11/x
  3. Step 3: Cross multiply
    229,647.11x = 344,477.14 × 63,435.11
  4. Step 4: Simplify right side
    229,647.11x = 21,851,943,387.41
  5. Step 5: Solve for x
    x = 21,851,943,387.41/229,647.11
  6. Step 6: Final answer
    x = 95,154.45

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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.