Home / 162,433.41-243,650.11-79,256.13

Finding the Fourth Proportional to 162,433.41, 243,650.11 and 79,256.13

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Solution

The fourth proportional to 162,433.41, 243,650.11 and 79,256.13 is: 118,884.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,433.41 : 243,650.11 = 79,256.13 : x
  2. Step 2: Convert to fraction form
    162,433.41/243,650.11 = 79,256.13/x
  3. Step 3: Cross multiply
    162,433.41x = 243,650.11 × 79,256.13
  4. Step 4: Simplify right side
    162,433.41x = 19,310,764,792.67
  5. Step 5: Solve for x
    x = 19,310,764,792.67/162,433.41
  6. Step 6: Final answer
    x = 118,884.19

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1.5x scale

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.