Home / 181,205.90-271,808.85-118,220.30

Finding the Fourth Proportional to 181,205.90, 271,808.85 and 118,220.30

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Solution

The fourth proportional to 181,205.90, 271,808.85 and 118,220.30 is: 177,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,205.90 : 271,808.85 = 118,220.30 : x
  2. Step 2: Convert to fraction form
    181,205.90/271,808.85 = 118,220.30/x
  3. Step 3: Cross multiply
    181,205.90x = 271,808.85 × 118,220.30
  4. Step 4: Simplify right side
    181,205.90x = 32,133,323,789.66
  5. Step 5: Solve for x
    x = 32,133,323,789.66/181,205.90
  6. Step 6: Final answer
    x = 177,330.45

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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.