Home / 98,082.26-146,937.69-57,981.18

Finding the Fourth Proportional to 98,082.26, 146,937.69 and 57,981.18

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Solution

The fourth proportional to 98,082.26, 146,937.69 and 57,981.18 is: 86,862.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,082.26 : 146,937.69 = 57,981.18 : x
  2. Step 2: Convert to fraction form
    98,082.26/146,937.69 = 57,981.18/x
  3. Step 3: Cross multiply
    98,082.26x = 146,937.69 × 57,981.18
  4. Step 4: Simplify right side
    98,082.26x = 8,519,620,362.77
  5. Step 5: Solve for x
    x = 8,519,620,362.77/98,082.26
  6. Step 6: Final answer
    x = 86,862.00

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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.