Home / 146,736.56-202,498.68-79,668.56

Finding the Fourth Proportional to 146,736.56, 202,498.68 and 79,668.56

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Solution

The fourth proportional to 146,736.56, 202,498.68 and 79,668.56 is: 109,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,736.56 : 202,498.68 = 79,668.56 : x
  2. Step 2: Convert to fraction form
    146,736.56/202,498.68 = 79,668.56/x
  3. Step 3: Cross multiply
    146,736.56x = 202,498.68 × 79,668.56
  4. Step 4: Simplify right side
    146,736.56x = 16,132,778,237.50
  5. Step 5: Solve for x
    x = 16,132,778,237.50/146,736.56
  6. Step 6: Final answer
    x = 109,943.82

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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.