Home / 284,327.87-426,349.17-94,721.56

Finding the Fourth Proportional to 284,327.87, 426,349.17 and 94,721.56

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Solution

The fourth proportional to 284,327.87, 426,349.17 and 94,721.56 is: 142,034.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,327.87 : 426,349.17 = 94,721.56 : x
  2. Step 2: Convert to fraction form
    284,327.87/426,349.17 = 94,721.56/x
  3. Step 3: Cross multiply
    284,327.87x = 426,349.17 × 94,721.56
  4. Step 4: Simplify right side
    284,327.87x = 40,384,457,421.23
  5. Step 5: Solve for x
    x = 40,384,457,421.23/284,327.87
  6. Step 6: Final answer
    x = 142,034.82

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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.