Home / 189,774.28-284,661.42-49,533.04

Finding the Fourth Proportional to 189,774.28, 284,661.42 and 49,533.04

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Solution

The fourth proportional to 189,774.28, 284,661.42 and 49,533.04 is: 74,299.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,774.28 : 284,661.42 = 49,533.04 : x
  2. Step 2: Convert to fraction form
    189,774.28/284,661.42 = 49,533.04/x
  3. Step 3: Cross multiply
    189,774.28x = 284,661.42 × 49,533.04
  4. Step 4: Simplify right side
    189,774.28x = 14,100,145,503.32
  5. Step 5: Solve for x
    x = 14,100,145,503.32/189,774.28
  6. Step 6: Final answer
    x = 74,299.56

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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.