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Finding the Fourth Proportional to 92,702.44, 139,053.71 and 26,133.94

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Solution

The fourth proportional to 92,702.44, 139,053.71 and 26,133.94 is: 39,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,702.44 : 139,053.71 = 26,133.94 : x
  2. Step 2: Convert to fraction form
    92,702.44/139,053.71 = 26,133.94/x
  3. Step 3: Cross multiply
    92,702.44x = 139,053.71 × 26,133.94
  4. Step 4: Simplify right side
    92,702.44x = 3,634,021,553.07
  5. Step 5: Solve for x
    x = 3,634,021,553.07/92,702.44
  6. Step 6: Final answer
    x = 39,200.93

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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.