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Finding the Fourth Proportional to 92,937.37, 139,405.44 and 26,377.54

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Solution

The fourth proportional to 92,937.37, 139,405.44 and 26,377.54 is: 39,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,937.37 : 139,405.44 = 26,377.54 : x
  2. Step 2: Convert to fraction form
    92,937.37/139,405.44 = 26,377.54/x
  3. Step 3: Cross multiply
    92,937.37x = 139,405.44 × 26,377.54
  4. Step 4: Simplify right side
    92,937.37x = 3,677,172,569.82
  5. Step 5: Solve for x
    x = 3,677,172,569.82/92,937.37
  6. Step 6: Final answer
    x = 39,566.14

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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.