Home / 155,811.84-214,917.12-96,092.16

Finding the Fourth Proportional to 155,811.84, 214,917.12 and 96,092.16

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Solution

The fourth proportional to 155,811.84, 214,917.12 and 96,092.16 is: 132,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,811.84 : 214,917.12 = 96,092.16 : x
  2. Step 2: Convert to fraction form
    155,811.84/214,917.12 = 96,092.16/x
  3. Step 3: Cross multiply
    155,811.84x = 214,917.12 × 96,092.16
  4. Step 4: Simplify right side
    155,811.84x = 20,651,850,281.78
  5. Step 5: Solve for x
    x = 20,651,850,281.78/155,811.84
  6. Step 6: Final answer
    x = 132,543.52

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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.