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Finding the Fourth Proportional to 62,678.79, 93,958.25 and 23,225.31

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Solution

The fourth proportional to 62,678.79, 93,958.25 and 23,225.31 is: 34,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,678.79 : 93,958.25 = 23,225.31 : x
  2. Step 2: Convert to fraction form
    62,678.79/93,958.25 = 23,225.31/x
  3. Step 3: Cross multiply
    62,678.79x = 93,958.25 × 23,225.31
  4. Step 4: Simplify right side
    62,678.79x = 2,182,209,367.18
  5. Step 5: Solve for x
    x = 2,182,209,367.18/62,678.79
  6. Step 6: Final answer
    x = 34,815.75

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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.