Home / 118,024.86-162,825.54-82,235.62

Finding the Fourth Proportional to 118,024.86, 162,825.54 and 82,235.62

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Solution

The fourth proportional to 118,024.86, 162,825.54 and 82,235.62 is: 113,451.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,024.86 : 162,825.54 = 82,235.62 : x
  2. Step 2: Convert to fraction form
    118,024.86/162,825.54 = 82,235.62/x
  3. Step 3: Cross multiply
    118,024.86x = 162,825.54 × 82,235.62
  4. Step 4: Simplify right side
    118,024.86x = 13,390,059,233.73
  5. Step 5: Solve for x
    x = 13,390,059,233.73/118,024.86
  6. Step 6: Final answer
    x = 113,451.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.