Home / 89,928.44-124,143.24-52,195.40

Finding the Fourth Proportional to 89,928.44, 124,143.24 and 52,195.40

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Solution

The fourth proportional to 89,928.44, 124,143.24 and 52,195.40 is: 72,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,928.44 : 124,143.24 = 52,195.40 : x
  2. Step 2: Convert to fraction form
    89,928.44/124,143.24 = 52,195.40/x
  3. Step 3: Cross multiply
    89,928.44x = 124,143.24 × 52,195.40
  4. Step 4: Simplify right side
    89,928.44x = 6,479,706,069.10
  5. Step 5: Solve for x
    x = 6,479,706,069.10/89,928.44
  6. Step 6: Final answer
    x = 72,054.03

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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.