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Finding the Fourth Proportional to 46,787.71, 70,160.82 and 29,017.66

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Solution

The fourth proportional to 46,787.71, 70,160.82 and 29,017.66 is: 43,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,787.71 : 70,160.82 = 29,017.66 : x
  2. Step 2: Convert to fraction form
    46,787.71/70,160.82 = 29,017.66/x
  3. Step 3: Cross multiply
    46,787.71x = 70,160.82 × 29,017.66
  4. Step 4: Simplify right side
    46,787.71x = 2,035,902,493.84
  5. Step 5: Solve for x
    x = 2,035,902,493.84/46,787.71
  6. Step 6: Final answer
    x = 43,513.61

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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.