Home / 98,069.30-146,904.28-89,895.29

Finding the Fourth Proportional to 98,069.30, 146,904.28 and 89,895.29

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Solution

The fourth proportional to 98,069.30, 146,904.28 and 89,895.29 is: 134,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,069.30 : 146,904.28 = 89,895.29 : x
  2. Step 2: Convert to fraction form
    98,069.30/146,904.28 = 89,895.29/x
  3. Step 3: Cross multiply
    98,069.30x = 146,904.28 × 89,895.29
  4. Step 4: Simplify right side
    98,069.30x = 13,206,002,399.24
  5. Step 5: Solve for x
    x = 13,206,002,399.24/98,069.30
  6. Step 6: Final answer
    x = 134,659.90

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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.