Home / 109,559.43-151,192.05-59,258.43

Finding the Fourth Proportional to 109,559.43, 151,192.05 and 59,258.43

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Solution

The fourth proportional to 109,559.43, 151,192.05 and 59,258.43 is: 81,776.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,559.43 : 151,192.05 = 59,258.43 : x
  2. Step 2: Convert to fraction form
    109,559.43/151,192.05 = 59,258.43/x
  3. Step 3: Cross multiply
    109,559.43x = 151,192.05 × 59,258.43
  4. Step 4: Simplify right side
    109,559.43x = 8,959,403,511.48
  5. Step 5: Solve for x
    x = 8,959,403,511.48/109,559.43
  6. Step 6: Final answer
    x = 81,776.65

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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.