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Finding the Fourth Proportional to 61,854.36, 92,794.16 and 26,315.62

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Solution

The fourth proportional to 61,854.36, 92,794.16 and 26,315.62 is: 39,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,854.36 : 92,794.16 = 26,315.62 : x
  2. Step 2: Convert to fraction form
    61,854.36/92,794.16 = 26,315.62/x
  3. Step 3: Cross multiply
    61,854.36x = 92,794.16 × 26,315.62
  4. Step 4: Simplify right side
    61,854.36x = 2,441,935,852.78
  5. Step 5: Solve for x
    x = 2,441,935,852.78/61,854.36
  6. Step 6: Final answer
    x = 39,478.80

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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.