Home / 267,586.89-401,099.36-90,032.26

Finding the Fourth Proportional to 267,586.89, 401,099.36 and 90,032.26

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Solution

The fourth proportional to 267,586.89, 401,099.36 and 90,032.26 is: 134,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,586.89 : 401,099.36 = 90,032.26 : x
  2. Step 2: Convert to fraction form
    267,586.89/401,099.36 = 90,032.26/x
  3. Step 3: Cross multiply
    267,586.89x = 401,099.36 × 90,032.26
  4. Step 4: Simplify right side
    267,586.89x = 36,111,879,409.70
  5. Step 5: Solve for x
    x = 36,111,879,409.70/267,586.89
  6. Step 6: Final answer
    x = 134,953.85

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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.