Home / 189,747.04-284,620.28-49,505.67

Finding the Fourth Proportional to 189,747.04, 284,620.28 and 49,505.67

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Solution

The fourth proportional to 189,747.04, 284,620.28 and 49,505.67 is: 74,258.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,747.04 : 284,620.28 = 49,505.67 : x
  2. Step 2: Convert to fraction form
    189,747.04/284,620.28 = 49,505.67/x
  3. Step 3: Cross multiply
    189,747.04x = 284,620.28 × 49,505.67
  4. Step 4: Simplify right side
    189,747.04x = 14,090,317,656.99
  5. Step 5: Solve for x
    x = 14,090,317,656.99/189,747.04
  6. Step 6: Final answer
    x = 74,258.43

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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.