Home / 85,327.14-127,936.02-35,441.66

Finding the Fourth Proportional to 85,327.14, 127,936.02 and 35,441.66

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Solution

The fourth proportional to 85,327.14, 127,936.02 and 35,441.66 is: 53,139.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,327.14 : 127,936.02 = 35,441.66 : x
  2. Step 2: Convert to fraction form
    85,327.14/127,936.02 = 35,441.66/x
  3. Step 3: Cross multiply
    85,327.14x = 127,936.02 × 35,441.66
  4. Step 4: Simplify right side
    85,327.14x = 4,534,264,922.59
  5. Step 5: Solve for x
    x = 4,534,264,922.59/85,327.14
  6. Step 6: Final answer
    x = 53,139.77

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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.