Home / 227,790.40-341,685.60-121,502.20

Finding the Fourth Proportional to 227,790.40, 341,685.60 and 121,502.20

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Solution

The fourth proportional to 227,790.40, 341,685.60 and 121,502.20 is: 182,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,790.40 : 341,685.60 = 121,502.20 : x
  2. Step 2: Convert to fraction form
    227,790.40/341,685.60 = 121,502.20/x
  3. Step 3: Cross multiply
    227,790.40x = 341,685.60 × 121,502.20
  4. Step 4: Simplify right side
    227,790.40x = 41,515,552,108.32
  5. Step 5: Solve for x
    x = 41,515,552,108.32/227,790.40
  6. Step 6: Final answer
    x = 182,253.30

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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.