Home / 181,121.42-271,328.69-118,602.38

Finding the Fourth Proportional to 181,121.42, 271,328.69 and 118,602.38

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Solution

The fourth proportional to 181,121.42, 271,328.69 and 118,602.38 is: 177,672.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,121.42 : 271,328.69 = 118,602.38 : x
  2. Step 2: Convert to fraction form
    181,121.42/271,328.69 = 118,602.38/x
  3. Step 3: Cross multiply
    181,121.42x = 271,328.69 × 118,602.38
  4. Step 4: Simplify right side
    181,121.42x = 32,180,228,396.28
  5. Step 5: Solve for x
    x = 32,180,228,396.28/181,121.42
  6. Step 6: Final answer
    x = 177,672.13

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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.