Home / 231,574.32-347,186.28-73,711.80

Finding the Fourth Proportional to 231,574.32, 347,186.28 and 73,711.80

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Solution

The fourth proportional to 231,574.32, 347,186.28 and 73,711.80 is: 110,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,574.32 : 347,186.28 = 73,711.80 : x
  2. Step 2: Convert to fraction form
    231,574.32/347,186.28 = 73,711.80/x
  3. Step 3: Cross multiply
    231,574.32x = 347,186.28 × 73,711.80
  4. Step 4: Simplify right side
    231,574.32x = 25,591,725,634.10
  5. Step 5: Solve for x
    x = 25,591,725,634.10/231,574.32
  6. Step 6: Final answer
    x = 110,511.93

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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.