Home / 161,924.10-242,886.15-105,827.55

Finding the Fourth Proportional to 161,924.10, 242,886.15 and 105,827.55

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Solution

The fourth proportional to 161,924.10, 242,886.15 and 105,827.55 is: 158,741.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,924.10 : 242,886.15 = 105,827.55 : x
  2. Step 2: Convert to fraction form
    161,924.10/242,886.15 = 105,827.55/x
  3. Step 3: Cross multiply
    161,924.10x = 242,886.15 × 105,827.55
  4. Step 4: Simplify right side
    161,924.10x = 25,704,046,183.43
  5. Step 5: Solve for x
    x = 25,704,046,183.43/161,924.10
  6. Step 6: Final answer
    x = 158,741.33

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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.