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Finding the Fourth Proportional to 284,077.31, 425,816.37 and 94,487.04

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Solution

The fourth proportional to 284,077.31, 425,816.37 and 94,487.04 is: 141,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,077.31 : 425,816.37 = 94,487.04 : x
  2. Step 2: Convert to fraction form
    284,077.31/425,816.37 = 94,487.04/x
  3. Step 3: Cross multiply
    284,077.31x = 425,816.37 × 94,487.04
  4. Step 4: Simplify right side
    284,077.31x = 40,234,128,384.84
  5. Step 5: Solve for x
    x = 40,234,128,384.84/284,077.31
  6. Step 6: Final answer
    x = 141,630.91

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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.