Home / 70,163.43-96,825.32-38,332.56

Finding the Fourth Proportional to 70,163.43, 96,825.32 and 38,332.56

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Solution

The fourth proportional to 70,163.43, 96,825.32 and 38,332.56 is: 52,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,163.43 : 96,825.32 = 38,332.56 : x
  2. Step 2: Convert to fraction form
    70,163.43/96,825.32 = 38,332.56/x
  3. Step 3: Cross multiply
    70,163.43x = 96,825.32 × 38,332.56
  4. Step 4: Simplify right side
    70,163.43x = 3,711,562,484.25
  5. Step 5: Solve for x
    x = 3,711,562,484.25/70,163.43
  6. Step 6: Final answer
    x = 52,898.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.