Home / 118,882.20-178,281.95-47,783.73

Finding the Fourth Proportional to 118,882.20, 178,281.95 and 47,783.73

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Solution

The fourth proportional to 118,882.20, 178,281.95 and 47,783.73 is: 71,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,882.20 : 178,281.95 = 47,783.73 : x
  2. Step 2: Convert to fraction form
    118,882.20/178,281.95 = 47,783.73/x
  3. Step 3: Cross multiply
    118,882.20x = 178,281.95 × 47,783.73
  4. Step 4: Simplify right side
    118,882.20x = 8,518,976,323.75
  5. Step 5: Solve for x
    x = 8,518,976,323.75/118,882.20
  6. Step 6: Final answer
    x = 71,658.97

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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.