Home / 85,263.23-127,890.30-26,098.94

Finding the Fourth Proportional to 85,263.23, 127,890.30 and 26,098.94

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Solution

The fourth proportional to 85,263.23, 127,890.30 and 26,098.94 is: 39,147.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,263.23 : 127,890.30 = 26,098.94 : x
  2. Step 2: Convert to fraction form
    85,263.23/127,890.30 = 26,098.94/x
  3. Step 3: Cross multiply
    85,263.23x = 127,890.30 × 26,098.94
  4. Step 4: Simplify right side
    85,263.23x = 3,337,801,266.28
  5. Step 5: Solve for x
    x = 3,337,801,266.28/85,263.23
  6. Step 6: Final answer
    x = 39,147.02

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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.