Home / 169,085.12-253,632.33-50,756.49

Finding the Fourth Proportional to 169,085.12, 253,632.33 and 50,756.49

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Solution

The fourth proportional to 169,085.12, 253,632.33 and 50,756.49 is: 76,136.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,085.12 : 253,632.33 = 50,756.49 : x
  2. Step 2: Convert to fraction form
    169,085.12/253,632.33 = 50,756.49/x
  3. Step 3: Cross multiply
    169,085.12x = 253,632.33 × 50,756.49
  4. Step 4: Simplify right side
    169,085.12x = 12,873,486,821.32
  5. Step 5: Solve for x
    x = 12,873,486,821.32/169,085.12
  6. Step 6: Final answer
    x = 76,136.13

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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.