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Finding the Fourth Proportional to 60,930, 84,094.92 and 34,434

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Solution

The fourth proportional to 60,930, 84,094.92 and 34,434 is: 47,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,930 : 84,094.92 = 34,434 : x
  2. Step 2: Convert to fraction form
    60,930/84,094.92 = 34,434/x
  3. Step 3: Cross multiply
    60,930x = 84,094.92 × 34,434
  4. Step 4: Simplify right side
    60,930x = 2,895,724,475.28
  5. Step 5: Solve for x
    x = 2,895,724,475.28/60,930
  6. Step 6: Final answer
    x = 47,525.43

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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.