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Finding the Fourth Proportional to 84,134.03, 116,102.84 and 45,894.47

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Solution

The fourth proportional to 84,134.03, 116,102.84 and 45,894.47 is: 63,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,134.03 : 116,102.84 = 45,894.47 : x
  2. Step 2: Convert to fraction form
    84,134.03/116,102.84 = 45,894.47/x
  3. Step 3: Cross multiply
    84,134.03x = 116,102.84 × 45,894.47
  4. Step 4: Simplify right side
    84,134.03x = 5,328,477,497.31
  5. Step 5: Solve for x
    x = 5,328,477,497.31/84,134.03
  6. Step 6: Final answer
    x = 63,333.21

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1.5x scale

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.