Home / 214,772.80-296,409.96-122,900.58

Finding the Fourth Proportional to 214,772.80, 296,409.96 and 122,900.58

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Solution

The fourth proportional to 214,772.80, 296,409.96 and 122,900.58 is: 169,616.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,772.80 : 296,409.96 = 122,900.58 : x
  2. Step 2: Convert to fraction form
    214,772.80/296,409.96 = 122,900.58/x
  3. Step 3: Cross multiply
    214,772.80x = 296,409.96 × 122,900.58
  4. Step 4: Simplify right side
    214,772.80x = 36,428,956,001.78
  5. Step 5: Solve for x
    x = 36,428,956,001.78/214,772.80
  6. Step 6: Final answer
    x = 169,616.25

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1.5x scale

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.