Home / 214,920.73-322,156.86-120,011.77

Finding the Fourth Proportional to 214,920.73, 322,156.86 and 120,011.77

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Solution

The fourth proportional to 214,920.73, 322,156.86 and 120,011.77 is: 179,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,920.73 : 322,156.86 = 120,011.77 : x
  2. Step 2: Convert to fraction form
    214,920.73/322,156.86 = 120,011.77/x
  3. Step 3: Cross multiply
    214,920.73x = 322,156.86 × 120,011.77
  4. Step 4: Simplify right side
    214,920.73x = 38,662,614,986.24
  5. Step 5: Solve for x
    x = 38,662,614,986.24/214,920.73
  6. Step 6: Final answer
    x = 179,892.44

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1.5x scale

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.