Home / 53,446.64-80,145.25-30,073.07

Finding the Fourth Proportional to 53,446.64, 80,145.25 and 30,073.07

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Solution

The fourth proportional to 53,446.64, 80,145.25 and 30,073.07 is: 45,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,446.64 : 80,145.25 = 30,073.07 : x
  2. Step 2: Convert to fraction form
    53,446.64/80,145.25 = 30,073.07/x
  3. Step 3: Cross multiply
    53,446.64x = 80,145.25 × 30,073.07
  4. Step 4: Simplify right side
    53,446.64x = 2,410,213,838.60
  5. Step 5: Solve for x
    x = 2,410,213,838.60/53,446.64
  6. Step 6: Final answer
    x = 45,095.71

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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.