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Finding the Fourth Proportional to 60,639.06, 91,001.07 and 33,957.30

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Solution

The fourth proportional to 60,639.06, 91,001.07 and 33,957.30 is: 50,959.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,639.06 : 91,001.07 = 33,957.30 : x
  2. Step 2: Convert to fraction form
    60,639.06/91,001.07 = 33,957.30/x
  3. Step 3: Cross multiply
    60,639.06x = 91,001.07 × 33,957.30
  4. Step 4: Simplify right side
    60,639.06x = 3,090,150,634.31
  5. Step 5: Solve for x
    x = 3,090,150,634.31/60,639.06
  6. Step 6: Final answer
    x = 50,959.74

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1.5x scale

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.