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Finding the Fourth Proportional to 299,035.17, 448,475.76 and 88,623.90

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Solution

The fourth proportional to 299,035.17, 448,475.76 and 88,623.90 is: 132,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,035.17 : 448,475.76 = 88,623.90 : x
  2. Step 2: Convert to fraction form
    299,035.17/448,475.76 = 88,623.90/x
  3. Step 3: Cross multiply
    299,035.17x = 448,475.76 × 88,623.90
  4. Step 4: Simplify right side
    299,035.17x = 39,745,670,906.66
  5. Step 5: Solve for x
    x = 39,745,670,906.66/299,035.17
  6. Step 6: Final answer
    x = 132,913.03

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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.