Home / 89,653.14-134,353.85-70,850.52

Finding the Fourth Proportional to 89,653.14, 134,353.85 and 70,850.52

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Solution

The fourth proportional to 89,653.14, 134,353.85 and 70,850.52 is: 106,176.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,653.14 : 134,353.85 = 70,850.52 : x
  2. Step 2: Convert to fraction form
    89,653.14/134,353.85 = 70,850.52/x
  3. Step 3: Cross multiply
    89,653.14x = 134,353.85 × 70,850.52
  4. Step 4: Simplify right side
    89,653.14x = 9,519,039,782.25
  5. Step 5: Solve for x
    x = 9,519,039,782.25/89,653.14
  6. Step 6: Final answer
    x = 106,176.31

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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.