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Finding the Fourth Proportional to 61,246.68, 84,525.30 and 34,390.98

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Solution

The fourth proportional to 61,246.68, 84,525.30 and 34,390.98 is: 47,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,246.68 : 84,525.30 = 34,390.98 : x
  2. Step 2: Convert to fraction form
    61,246.68/84,525.30 = 34,390.98/x
  3. Step 3: Cross multiply
    61,246.68x = 84,525.30 × 34,390.98
  4. Step 4: Simplify right side
    61,246.68x = 2,906,907,901.79
  5. Step 5: Solve for x
    x = 2,906,907,901.79/61,246.68
  6. Step 6: Final answer
    x = 47,462.29

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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.