Home / 84,042.39-115,975.56-45,801.17

Finding the Fourth Proportional to 84,042.39, 115,975.56 and 45,801.17

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Solution

The fourth proportional to 84,042.39, 115,975.56 and 45,801.17 is: 63,204.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,042.39 : 115,975.56 = 45,801.17 : x
  2. Step 2: Convert to fraction form
    84,042.39/115,975.56 = 45,801.17/x
  3. Step 3: Cross multiply
    84,042.39x = 115,975.56 × 45,801.17
  4. Step 4: Simplify right side
    84,042.39x = 5,311,815,759.53
  5. Step 5: Solve for x
    x = 5,311,815,759.53/84,042.39
  6. Step 6: Final answer
    x = 63,204.01

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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.