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Finding the Fourth Proportional to 173,044.90, 259,287.90 and 97,941.70

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Solution

The fourth proportional to 173,044.90, 259,287.90 and 97,941.70 is: 146,754.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,044.90 : 259,287.90 = 97,941.70 : x
  2. Step 2: Convert to fraction form
    173,044.90/259,287.90 = 97,941.70/x
  3. Step 3: Cross multiply
    173,044.90x = 259,287.90 × 97,941.70
  4. Step 4: Simplify right side
    173,044.90x = 25,395,097,715.43
  5. Step 5: Solve for x
    x = 25,395,097,715.43/173,044.90
  6. Step 6: Final answer
    x = 146,754.38

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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.