Home / 77,553.16-116,341.98-33,180.20

Finding the Fourth Proportional to 77,553.16, 116,341.98 and 33,180.20

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Solution

The fourth proportional to 77,553.16, 116,341.98 and 33,180.20 is: 49,775.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,553.16 : 116,341.98 = 33,180.20 : x
  2. Step 2: Convert to fraction form
    77,553.16/116,341.98 = 33,180.20/x
  3. Step 3: Cross multiply
    77,553.16x = 116,341.98 × 33,180.20
  4. Step 4: Simplify right side
    77,553.16x = 3,860,250,164.80
  5. Step 5: Solve for x
    x = 3,860,250,164.80/77,553.16
  6. Step 6: Final answer
    x = 49,775.54

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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.