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Finding the Fourth Proportional to 60,890.31, 84,032.57 and 34,033.95

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Solution

The fourth proportional to 60,890.31, 84,032.57 and 34,033.95 is: 46,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,890.31 : 84,032.57 = 34,033.95 : x
  2. Step 2: Convert to fraction form
    60,890.31/84,032.57 = 34,033.95/x
  3. Step 3: Cross multiply
    60,890.31x = 84,032.57 × 34,033.95
  4. Step 4: Simplify right side
    60,890.31x = 2,859,960,285.75
  5. Step 5: Solve for x
    x = 2,859,960,285.75/60,890.31
  6. Step 6: Final answer
    x = 46,969.05

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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.