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Finding the Fourth Proportional to 84,746, 116,534.76 and 73,548.56

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Solution

The fourth proportional to 84,746, 116,534.76 and 73,548.56 is: 101,137.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,746 : 116,534.76 = 73,548.56 : x
  2. Step 2: Convert to fraction form
    84,746/116,534.76 = 73,548.56/x
  3. Step 3: Cross multiply
    84,746x = 116,534.76 × 73,548.56
  4. Step 4: Simplify right side
    84,746x = 8,570,963,787.95
  5. Step 5: Solve for x
    x = 8,570,963,787.95/84,746
  6. Step 6: Final answer
    x = 101,137.09

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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.