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Finding the Fourth Proportional to 60,708.81, 83,774.52 and 33,853.08

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Solution

The fourth proportional to 60,708.81, 83,774.52 and 33,853.08 is: 46,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,708.81 : 83,774.52 = 33,853.08 : x
  2. Step 2: Convert to fraction form
    60,708.81/83,774.52 = 33,853.08/x
  3. Step 3: Cross multiply
    60,708.81x = 83,774.52 × 33,853.08
  4. Step 4: Simplify right side
    60,708.81x = 2,836,025,527.52
  5. Step 5: Solve for x
    x = 2,836,025,527.52/60,708.81
  6. Step 6: Final answer
    x = 46,715.22

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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.