Home / 45,552.52-68,233.12-28,904

Finding the Fourth Proportional to 45,552.52, 68,233.12 and 28,904

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Solution

The fourth proportional to 45,552.52, 68,233.12 and 28,904 is: 43,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,552.52 : 68,233.12 = 28,904 : x
  2. Step 2: Convert to fraction form
    45,552.52/68,233.12 = 28,904/x
  3. Step 3: Cross multiply
    45,552.52x = 68,233.12 × 28,904
  4. Step 4: Simplify right side
    45,552.52x = 1,972,210,100.48
  5. Step 5: Solve for x
    x = 1,972,210,100.48/45,552.52
  6. Step 6: Final answer
    x = 43,295.30

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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.