Home / 85,175.15-127,777.70-35,227.24

Finding the Fourth Proportional to 85,175.15, 127,777.70 and 35,227.24

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Solution

The fourth proportional to 85,175.15, 127,777.70 and 35,227.24 is: 52,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,175.15 : 127,777.70 = 35,227.24 : x
  2. Step 2: Convert to fraction form
    85,175.15/127,777.70 = 35,227.24/x
  3. Step 3: Cross multiply
    85,175.15x = 127,777.70 × 35,227.24
  4. Step 4: Simplify right side
    85,175.15x = 4,501,255,473.17
  5. Step 5: Solve for x
    x = 4,501,255,473.17/85,175.15
  6. Step 6: Final answer
    x = 52,847.05

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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.