Home / 284,231.48-426,247.12-94,640.36

Finding the Fourth Proportional to 284,231.48, 426,247.12 and 94,640.36

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Solution

The fourth proportional to 284,231.48, 426,247.12 and 94,640.36 is: 141,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,231.48 : 426,247.12 = 94,640.36 : x
  2. Step 2: Convert to fraction form
    284,231.48/426,247.12 = 94,640.36/x
  3. Step 3: Cross multiply
    284,231.48x = 426,247.12 × 94,640.36
  4. Step 4: Simplify right side
    284,231.48x = 40,340,180,885.76
  5. Step 5: Solve for x
    x = 40,340,180,885.76/284,231.48
  6. Step 6: Final answer
    x = 141,927.21

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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.