Home / 189,544.08-284,077.32-165,795.12

Finding the Fourth Proportional to 189,544.08, 284,077.32 and 165,795.12

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Solution

The fourth proportional to 189,544.08, 284,077.32 and 165,795.12 is: 248,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,544.08 : 284,077.32 = 165,795.12 : x
  2. Step 2: Convert to fraction form
    189,544.08/284,077.32 = 165,795.12/x
  3. Step 3: Cross multiply
    189,544.08x = 284,077.32 × 165,795.12
  4. Step 4: Simplify right side
    189,544.08x = 47,098,633,358.68
  5. Step 5: Solve for x
    x = 47,098,633,358.68/189,544.08
  6. Step 6: Final answer
    x = 248,483.80

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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.