Home / 82,780.92-114,234.30-46,970.16

Finding the Fourth Proportional to 82,780.92, 114,234.30 and 46,970.16

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Solution

The fourth proportional to 82,780.92, 114,234.30 and 46,970.16 is: 64,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,780.92 : 114,234.30 = 46,970.16 : x
  2. Step 2: Convert to fraction form
    82,780.92/114,234.30 = 46,970.16/x
  3. Step 3: Cross multiply
    82,780.92x = 114,234.30 × 46,970.16
  4. Step 4: Simplify right side
    82,780.92x = 5,365,603,348.49
  5. Step 5: Solve for x
    x = 5,365,603,348.49/82,780.92
  6. Step 6: Final answer
    x = 64,816.91

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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.