Home / 85,083.26-127,622.39-35,125.35

Finding the Fourth Proportional to 85,083.26, 127,622.39 and 35,125.35

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Solution

The fourth proportional to 85,083.26, 127,622.39 and 35,125.35 is: 52,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,083.26 : 127,622.39 = 35,125.35 : x
  2. Step 2: Convert to fraction form
    85,083.26/127,622.39 = 35,125.35/x
  3. Step 3: Cross multiply
    85,083.26x = 127,622.39 × 35,125.35
  4. Step 4: Simplify right side
    85,083.26x = 4,482,780,462.38
  5. Step 5: Solve for x
    x = 4,482,780,462.38/85,083.26
  6. Step 6: Final answer
    x = 52,686.98

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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.