Home / 252,218.88-348,224.16-156,855.36

Finding the Fourth Proportional to 252,218.88, 348,224.16 and 156,855.36

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Solution

The fourth proportional to 252,218.88, 348,224.16 and 156,855.36 is: 216,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,218.88 : 348,224.16 = 156,855.36 : x
  2. Step 2: Convert to fraction form
    252,218.88/348,224.16 = 156,855.36/x
  3. Step 3: Cross multiply
    252,218.88x = 348,224.16 × 156,855.36
  4. Step 4: Simplify right side
    252,218.88x = 54,620,825,977.50
  5. Step 5: Solve for x
    x = 54,620,825,977.50/252,218.88
  6. Step 6: Final answer
    x = 216,561.21

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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.