Home / 128,448.83-192,546.18-60,862.14

Finding the Fourth Proportional to 128,448.83, 192,546.18 and 60,862.14

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Solution

The fourth proportional to 128,448.83, 192,546.18 and 60,862.14 is: 91,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,448.83 : 192,546.18 = 60,862.14 : x
  2. Step 2: Convert to fraction form
    128,448.83/192,546.18 = 60,862.14/x
  3. Step 3: Cross multiply
    128,448.83x = 192,546.18 × 60,862.14
  4. Step 4: Simplify right side
    128,448.83x = 11,718,772,442.25
  5. Step 5: Solve for x
    x = 11,718,772,442.25/128,448.83
  6. Step 6: Final answer
    x = 91,233.00

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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.