Home / 85,232.07-127,848-22,902.57

Finding the Fourth Proportional to 85,232.07, 127,848 and 22,902.57

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Solution

The fourth proportional to 85,232.07, 127,848 and 22,902.57 is: 34,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,232.07 : 127,848 = 22,902.57 : x
  2. Step 2: Convert to fraction form
    85,232.07/127,848 = 22,902.57/x
  3. Step 3: Cross multiply
    85,232.07x = 127,848 × 22,902.57
  4. Step 4: Simplify right side
    85,232.07x = 2,928,047,769.36
  5. Step 5: Solve for x
    x = 2,928,047,769.36/85,232.07
  6. Step 6: Final answer
    x = 34,353.83

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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.