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Finding the Fourth Proportional to 61,705.47, 92,595.21 and 26,645.10

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Solution

The fourth proportional to 61,705.47, 92,595.21 and 26,645.10 is: 39,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,705.47 : 92,595.21 = 26,645.10 : x
  2. Step 2: Convert to fraction form
    61,705.47/92,595.21 = 26,645.10/x
  3. Step 3: Cross multiply
    61,705.47x = 92,595.21 × 26,645.10
  4. Step 4: Simplify right side
    61,705.47x = 2,467,208,629.97
  5. Step 5: Solve for x
    x = 2,467,208,629.97/61,705.47
  6. Step 6: Final answer
    x = 39,983.63

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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.