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Finding the Fourth Proportional to 173,307.98, 239,141.31 and 96,817.65

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Solution

The fourth proportional to 173,307.98, 239,141.31 and 96,817.65 is: 133,595.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,307.98 : 239,141.31 = 96,817.65 : x
  2. Step 2: Convert to fraction form
    173,307.98/239,141.31 = 96,817.65/x
  3. Step 3: Cross multiply
    173,307.98x = 239,141.31 × 96,817.65
  4. Step 4: Simplify right side
    173,307.98x = 23,153,100,954.63
  5. Step 5: Solve for x
    x = 23,153,100,954.63/173,307.98
  6. Step 6: Final answer
    x = 133,595.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.