Home / 84,741.84-116,940.96-47,018.88

Finding the Fourth Proportional to 84,741.84, 116,940.96 and 47,018.88

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Solution

The fourth proportional to 84,741.84, 116,940.96 and 47,018.88 is: 64,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,741.84 : 116,940.96 = 47,018.88 : x
  2. Step 2: Convert to fraction form
    84,741.84/116,940.96 = 47,018.88/x
  3. Step 3: Cross multiply
    84,741.84x = 116,940.96 × 47,018.88
  4. Step 4: Simplify right side
    84,741.84x = 5,498,432,965.32
  5. Step 5: Solve for x
    x = 5,498,432,965.32/84,741.84
  6. Step 6: Final answer
    x = 64,884.51

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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.