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Finding the Fourth Proportional to 60,386.88, 83,329.68 and 33,527.28

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Solution

The fourth proportional to 60,386.88, 83,329.68 and 33,527.28 is: 46,265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,386.88 : 83,329.68 = 33,527.28 : x
  2. Step 2: Convert to fraction form
    60,386.88/83,329.68 = 33,527.28/x
  3. Step 3: Cross multiply
    60,386.88x = 83,329.68 × 33,527.28
  4. Step 4: Simplify right side
    60,386.88x = 2,793,817,513.67
  5. Step 5: Solve for x
    x = 2,793,817,513.67/60,386.88
  6. Step 6: Final answer
    x = 46,265.31

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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.