Home / 106,018.07-158,798.74-49,773.90

Finding the Fourth Proportional to 106,018.07, 158,798.74 and 49,773.90

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Solution

The fourth proportional to 106,018.07, 158,798.74 and 49,773.90 is: 74,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,018.07 : 158,798.74 = 49,773.90 : x
  2. Step 2: Convert to fraction form
    106,018.07/158,798.74 = 49,773.90/x
  3. Step 3: Cross multiply
    106,018.07x = 158,798.74 × 49,773.90
  4. Step 4: Simplify right side
    106,018.07x = 7,904,031,884.96
  5. Step 5: Solve for x
    x = 7,904,031,884.96/106,018.07
  6. Step 6: Final answer
    x = 74,553.63

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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.