Home / 181,210.40-271,815.60-118,224.80

Finding the Fourth Proportional to 181,210.40, 271,815.60 and 118,224.80

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Solution

The fourth proportional to 181,210.40, 271,815.60 and 118,224.80 is: 177,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,210.40 : 271,815.60 = 118,224.80 : x
  2. Step 2: Convert to fraction form
    181,210.40/271,815.60 = 118,224.80/x
  3. Step 3: Cross multiply
    181,210.40x = 271,815.60 × 118,224.80
  4. Step 4: Simplify right side
    181,210.40x = 32,135,344,946.88
  5. Step 5: Solve for x
    x = 32,135,344,946.88/181,210.40
  6. Step 6: Final answer
    x = 177,337.20

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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.