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Finding the Fourth Proportional to 74,293.84, 111,487.04 and 46,268.92

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Solution

The fourth proportional to 74,293.84, 111,487.04 and 46,268.92 is: 69,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,293.84 : 111,487.04 = 46,268.92 : x
  2. Step 2: Convert to fraction form
    74,293.84/111,487.04 = 46,268.92/x
  3. Step 3: Cross multiply
    74,293.84x = 111,487.04 × 46,268.92
  4. Step 4: Simplify right side
    74,293.84x = 5,158,384,934.80
  5. Step 5: Solve for x
    x = 5,158,384,934.80/74,293.84
  6. Step 6: Final answer
    x = 69,432.20

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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.