Home / 146,194.56-201,748.50-79,126.56

Finding the Fourth Proportional to 146,194.56, 201,748.50 and 79,126.56

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Solution

The fourth proportional to 146,194.56, 201,748.50 and 79,126.56 is: 109,194.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,194.56 : 201,748.50 = 79,126.56 : x
  2. Step 2: Convert to fraction form
    146,194.56/201,748.50 = 79,126.56/x
  3. Step 3: Cross multiply
    146,194.56x = 201,748.50 × 79,126.56
  4. Step 4: Simplify right side
    146,194.56x = 15,963,664,790.16
  5. Step 5: Solve for x
    x = 15,963,664,790.16/146,194.56
  6. Step 6: Final answer
    x = 109,194.66

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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.