Home / 227,402.55-313,816.96-125,430.74

Finding the Fourth Proportional to 227,402.55, 313,816.96 and 125,430.74

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Solution

The fourth proportional to 227,402.55, 313,816.96 and 125,430.74 is: 173,095.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,402.55 : 313,816.96 = 125,430.74 : x
  2. Step 2: Convert to fraction form
    227,402.55/313,816.96 = 125,430.74/x
  3. Step 3: Cross multiply
    227,402.55x = 313,816.96 × 125,430.74
  4. Step 4: Simplify right side
    227,402.55x = 39,362,293,517.35
  5. Step 5: Solve for x
    x = 39,362,293,517.35/227,402.55
  6. Step 6: Final answer
    x = 173,095.22

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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.