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Finding the Fourth Proportional to 60,393.91, 83,340.81 and 33,538.13

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Solution

The fourth proportional to 60,393.91, 83,340.81 and 33,538.13 is: 46,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,393.91 : 83,340.81 = 33,538.13 : x
  2. Step 2: Convert to fraction form
    60,393.91/83,340.81 = 33,538.13/x
  3. Step 3: Cross multiply
    60,393.91x = 83,340.81 × 33,538.13
  4. Step 4: Simplify right side
    60,393.91x = 2,795,094,920.09
  5. Step 5: Solve for x
    x = 2,795,094,920.09/60,393.91
  6. Step 6: Final answer
    x = 46,281.07

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1.5x scale

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.