Home / 57,209.14-78,953.61-33,335.29

Finding the Fourth Proportional to 57,209.14, 78,953.61 and 33,335.29

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Solution

The fourth proportional to 57,209.14, 78,953.61 and 33,335.29 is: 46,005.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,209.14 : 78,953.61 = 33,335.29 : x
  2. Step 2: Convert to fraction form
    57,209.14/78,953.61 = 33,335.29/x
  3. Step 3: Cross multiply
    57,209.14x = 78,953.61 × 33,335.29
  4. Step 4: Simplify right side
    57,209.14x = 2,631,941,485.90
  5. Step 5: Solve for x
    x = 2,631,941,485.90/57,209.14
  6. Step 6: Final answer
    x = 46,005.61

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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.