Home / 89,947,982.25-134,975,708.78-82,629,973.53

Finding the Fourth Proportional to 89,947,982.25, 134,975,708.78 and 82,629,973.53

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Solution

The fourth proportional to 89,947,982.25, 134,975,708.78 and 82,629,973.53 is: 123,994,323.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,947,982.25 : 134,975,708.78 = 82,629,973.53 : x
  2. Step 2: Convert to fraction form
    89,947,982.25/134,975,708.78 = 82,629,973.53/x
  3. Step 3: Cross multiply
    89,947,982.25x = 134,975,708.78 × 82,629,973.53
  4. Step 4: Simplify right side
    89,947,982.25x = 11,153,039,243,271,240
  5. Step 5: Solve for x
    x = 11,153,039,243,271,240/89,947,982.25
  6. Step 6: Final answer
    x = 123,994,323.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.