Home / 85,091.58-127,637.34-22,760.46

Finding the Fourth Proportional to 85,091.58, 127,637.34 and 22,760.46

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Solution

The fourth proportional to 85,091.58, 127,637.34 and 22,760.46 is: 34,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,091.58 : 127,637.34 = 22,760.46 : x
  2. Step 2: Convert to fraction form
    85,091.58/127,637.34 = 22,760.46/x
  3. Step 3: Cross multiply
    85,091.58x = 127,637.34 × 22,760.46
  4. Step 4: Simplify right side
    85,091.58x = 2,905,084,571.58
  5. Step 5: Solve for x
    x = 2,905,084,571.58/85,091.58
  6. Step 6: Final answer
    x = 34,140.68

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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.