Home / 168,862.32-253,380.96-122,497.92

Finding the Fourth Proportional to 168,862.32, 253,380.96 and 122,497.92

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Solution

The fourth proportional to 168,862.32, 253,380.96 and 122,497.92 is: 183,810.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,862.32 : 253,380.96 = 122,497.92 : x
  2. Step 2: Convert to fraction form
    168,862.32/253,380.96 = 122,497.92/x
  3. Step 3: Cross multiply
    168,862.32x = 253,380.96 × 122,497.92
  4. Step 4: Simplify right side
    168,862.32x = 31,038,640,567.60
  5. Step 5: Solve for x
    x = 31,038,640,567.60/168,862.32
  6. Step 6: Final answer
    x = 183,810.34

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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.