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Finding the Fourth Proportional to 61,342.77, 84,656.03 and 34,493.70

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Solution

The fourth proportional to 61,342.77, 84,656.03 and 34,493.70 is: 47,602.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,342.77 : 84,656.03 = 34,493.70 : x
  2. Step 2: Convert to fraction form
    61,342.77/84,656.03 = 34,493.70/x
  3. Step 3: Cross multiply
    61,342.77x = 84,656.03 × 34,493.70
  4. Step 4: Simplify right side
    61,342.77x = 2,920,099,529.54
  5. Step 5: Solve for x
    x = 2,920,099,529.54/61,342.77
  6. Step 6: Final answer
    x = 47,602.99

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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.