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Finding the Fourth Proportional to 84,754.17, 116,966.16 and 47,028.42

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Solution

The fourth proportional to 84,754.17, 116,966.16 and 47,028.42 is: 64,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,754.17 : 116,966.16 = 47,028.42 : x
  2. Step 2: Convert to fraction form
    84,754.17/116,966.16 = 47,028.42/x
  3. Step 3: Cross multiply
    84,754.17x = 116,966.16 × 47,028.42
  4. Step 4: Simplify right side
    84,754.17x = 5,500,733,698.27
  5. Step 5: Solve for x
    x = 5,500,733,698.27/84,754.17
  6. Step 6: Final answer
    x = 64,902.22

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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.