Home / 227,002.56-313,258.96-142,166.40

Finding the Fourth Proportional to 227,002.56, 313,258.96 and 142,166.40

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Solution

The fourth proportional to 227,002.56, 313,258.96 and 142,166.40 is: 196,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,002.56 : 313,258.96 = 142,166.40 : x
  2. Step 2: Convert to fraction form
    227,002.56/313,258.96 = 142,166.40/x
  3. Step 3: Cross multiply
    227,002.56x = 313,258.96 × 142,166.40
  4. Step 4: Simplify right side
    227,002.56x = 44,534,898,610.94
  5. Step 5: Solve for x
    x = 44,534,898,610.94/227,002.56
  6. Step 6: Final answer
    x = 196,186.77

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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.