Home / 85,202.33-127,803.80-26,037.75

Finding the Fourth Proportional to 85,202.33, 127,803.80 and 26,037.75

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Solution

The fourth proportional to 85,202.33, 127,803.80 and 26,037.75 is: 39,056.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,202.33 : 127,803.80 = 26,037.75 : x
  2. Step 2: Convert to fraction form
    85,202.33/127,803.80 = 26,037.75/x
  3. Step 3: Cross multiply
    85,202.33x = 127,803.80 × 26,037.75
  4. Step 4: Simplify right side
    85,202.33x = 3,327,723,263.26
  5. Step 5: Solve for x
    x = 3,327,723,263.26/85,202.33
  6. Step 6: Final answer
    x = 39,056.72

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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.