Home / 109,252.08-150,766.20-61,505.28

Finding the Fourth Proportional to 109,252.08, 150,766.20 and 61,505.28

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Solution

The fourth proportional to 109,252.08, 150,766.20 and 61,505.28 is: 84,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,252.08 : 150,766.20 = 61,505.28 : x
  2. Step 2: Convert to fraction form
    109,252.08/150,766.20 = 61,505.28/x
  3. Step 3: Cross multiply
    109,252.08x = 150,766.20 × 61,505.28
  4. Step 4: Simplify right side
    109,252.08x = 9,272,917,345.54
  5. Step 5: Solve for x
    x = 9,272,917,345.54/109,252.08
  6. Step 6: Final answer
    x = 84,876.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.