Home / 109,825.47-164,675.75-43,229.49

Finding the Fourth Proportional to 109,825.47, 164,675.75 and 43,229.49

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Solution

The fourth proportional to 109,825.47, 164,675.75 and 43,229.49 is: 64,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,825.47 : 164,675.75 = 43,229.49 : x
  2. Step 2: Convert to fraction form
    109,825.47/164,675.75 = 43,229.49/x
  3. Step 3: Cross multiply
    109,825.47x = 164,675.75 × 43,229.49
  4. Step 4: Simplify right side
    109,825.47x = 7,118,848,471.72
  5. Step 5: Solve for x
    x = 7,118,848,471.72/109,825.47
  6. Step 6: Final answer
    x = 64,819.65

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1.5x scale

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.