Home / 79,332.18-109,472.85-43,521.36

Finding the Fourth Proportional to 79,332.18, 109,472.85 and 43,521.36

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Solution

The fourth proportional to 79,332.18, 109,472.85 and 43,521.36 is: 60,056.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,332.18 : 109,472.85 = 43,521.36 : x
  2. Step 2: Convert to fraction form
    79,332.18/109,472.85 = 43,521.36/x
  3. Step 3: Cross multiply
    79,332.18x = 109,472.85 × 43,521.36
  4. Step 4: Simplify right side
    79,332.18x = 4,764,407,315.08
  5. Step 5: Solve for x
    x = 4,764,407,315.08/79,332.18
  6. Step 6: Final answer
    x = 60,056.43

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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.