Home / 284,669.75-426,997.79-92,543.93

Finding the Fourth Proportional to 284,669.75, 426,997.79 and 92,543.93

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Solution

The fourth proportional to 284,669.75, 426,997.79 and 92,543.93 is: 138,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,669.75 : 426,997.79 = 92,543.93 : x
  2. Step 2: Convert to fraction form
    284,669.75/426,997.79 = 92,543.93/x
  3. Step 3: Cross multiply
    284,669.75x = 426,997.79 × 92,543.93
  4. Step 4: Simplify right side
    284,669.75x = 39,516,052,938.49
  5. Step 5: Solve for x
    x = 39,516,052,938.49/284,669.75
  6. Step 6: Final answer
    x = 138,813.67

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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.