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Finding the Fourth Proportional to 227,701.08, 314,238 and 125,740.92

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Solution

The fourth proportional to 227,701.08, 314,238 and 125,740.92 is: 173,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,701.08 : 314,238 = 125,740.92 : x
  2. Step 2: Convert to fraction form
    227,701.08/314,238 = 125,740.92/x
  3. Step 3: Cross multiply
    227,701.08x = 314,238 × 125,740.92
  4. Step 4: Simplify right side
    227,701.08x = 39,512,575,218.96
  5. Step 5: Solve for x
    x = 39,512,575,218.96/227,701.08
  6. Step 6: Final answer
    x = 173,528.27

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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.