Home / 126,586.35-189,897.96-46,662.57

Finding the Fourth Proportional to 126,586.35, 189,897.96 and 46,662.57

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Solution

The fourth proportional to 126,586.35, 189,897.96 and 46,662.57 is: 70,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,586.35 : 189,897.96 = 46,662.57 : x
  2. Step 2: Convert to fraction form
    126,586.35/189,897.96 = 46,662.57/x
  3. Step 3: Cross multiply
    126,586.35x = 189,897.96 × 46,662.57
  4. Step 4: Simplify right side
    126,586.35x = 8,861,126,851.36
  5. Step 5: Solve for x
    x = 8,861,126,851.36/126,586.35
  6. Step 6: Final answer
    x = 70,000.65

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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.