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Finding the Fourth Proportional to 46,898.25, 64,721.22 and 25,677.69

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Solution

The fourth proportional to 46,898.25, 64,721.22 and 25,677.69 is: 35,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,898.25 : 64,721.22 = 25,677.69 : x
  2. Step 2: Convert to fraction form
    46,898.25/64,721.22 = 25,677.69/x
  3. Step 3: Cross multiply
    46,898.25x = 64,721.22 × 25,677.69
  4. Step 4: Simplify right side
    46,898.25x = 1,661,891,423.58
  5. Step 5: Solve for x
    x = 1,661,891,423.58/46,898.25
  6. Step 6: Final answer
    x = 35,436.11

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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.