Home / 168,052.06-231,756-122,658.22

Finding the Fourth Proportional to 168,052.06, 231,756 and 122,658.22

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Solution

The fourth proportional to 168,052.06, 231,756 and 122,658.22 is: 169,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,052.06 : 231,756 = 122,658.22 : x
  2. Step 2: Convert to fraction form
    168,052.06/231,756 = 122,658.22/x
  3. Step 3: Cross multiply
    168,052.06x = 231,756 × 122,658.22
  4. Step 4: Simplify right side
    168,052.06x = 28,426,778,434.32
  5. Step 5: Solve for x
    x = 28,426,778,434.32/168,052.06
  6. Step 6: Final answer
    x = 169,154.60

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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.