Home / 85,080.22-127,590.58-25,092.78

Finding the Fourth Proportional to 85,080.22, 127,590.58 and 25,092.78

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Solution

The fourth proportional to 85,080.22, 127,590.58 and 25,092.78 is: 37,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,080.22 : 127,590.58 = 25,092.78 : x
  2. Step 2: Convert to fraction form
    85,080.22/127,590.58 = 25,092.78/x
  3. Step 3: Cross multiply
    85,080.22x = 127,590.58 × 25,092.78
  4. Step 4: Simplify right side
    85,080.22x = 3,201,602,768.75
  5. Step 5: Solve for x
    x = 3,201,602,768.75/85,080.22
  6. Step 6: Final answer
    x = 37,630.40

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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.