Home / 85,254.42-127,903.34-25,285.08

Finding the Fourth Proportional to 85,254.42, 127,903.34 and 25,285.08

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Solution

The fourth proportional to 85,254.42, 127,903.34 and 25,285.08 is: 37,934.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,254.42 : 127,903.34 = 25,285.08 : x
  2. Step 2: Convert to fraction form
    85,254.42/127,903.34 = 25,285.08/x
  3. Step 3: Cross multiply
    85,254.42x = 127,903.34 × 25,285.08
  4. Step 4: Simplify right side
    85,254.42x = 3,234,045,972.00
  5. Step 5: Solve for x
    x = 3,234,045,972.00/85,254.42
  6. Step 6: Final answer
    x = 37,934.06

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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.