Home / 133,232.85-183,942.90-126,838.98

Finding the Fourth Proportional to 133,232.85, 183,942.90 and 126,838.98

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Solution

The fourth proportional to 133,232.85, 183,942.90 and 126,838.98 is: 175,115.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,232.85 : 183,942.90 = 126,838.98 : x
  2. Step 2: Convert to fraction form
    133,232.85/183,942.90 = 126,838.98/x
  3. Step 3: Cross multiply
    133,232.85x = 183,942.90 × 126,838.98
  4. Step 4: Simplify right side
    133,232.85x = 23,331,129,814.24
  5. Step 5: Solve for x
    x = 23,331,129,814.24/133,232.85
  6. Step 6: Final answer
    x = 175,115.44

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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.