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Finding the Fourth Proportional to 61,898.93, 92,696.97 and 55,908.47

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Solution

The fourth proportional to 61,898.93, 92,696.97 and 55,908.47 is: 83,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,898.93 : 92,696.97 = 55,908.47 : x
  2. Step 2: Convert to fraction form
    61,898.93/92,696.97 = 55,908.47/x
  3. Step 3: Cross multiply
    61,898.93x = 92,696.97 × 55,908.47
  4. Step 4: Simplify right side
    61,898.93x = 5,182,545,766.34
  5. Step 5: Solve for x
    x = 5,182,545,766.34/61,898.93
  6. Step 6: Final answer
    x = 83,725.93

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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.