Home / 181,267.20-271,900.80-118,281.60

Finding the Fourth Proportional to 181,267.20, 271,900.80 and 118,281.60

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Solution

The fourth proportional to 181,267.20, 271,900.80 and 118,281.60 is: 177,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,267.20 : 271,900.80 = 118,281.60 : x
  2. Step 2: Convert to fraction form
    181,267.20/271,900.80 = 118,281.60/x
  3. Step 3: Cross multiply
    181,267.20x = 271,900.80 × 118,281.60
  4. Step 4: Simplify right side
    181,267.20x = 32,160,861,665.28
  5. Step 5: Solve for x
    x = 32,160,861,665.28/181,267.20
  6. Step 6: Final answer
    x = 177,422.40

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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.