Home / 146,126.17-218,995.48-75,045.94

Finding the Fourth Proportional to 146,126.17, 218,995.48 and 75,045.94

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Solution

The fourth proportional to 146,126.17, 218,995.48 and 75,045.94 is: 112,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,126.17 : 218,995.48 = 75,045.94 : x
  2. Step 2: Convert to fraction form
    146,126.17/218,995.48 = 75,045.94/x
  3. Step 3: Cross multiply
    146,126.17x = 218,995.48 × 75,045.94
  4. Step 4: Simplify right side
    146,126.17x = 16,434,721,652.35
  5. Step 5: Solve for x
    x = 16,434,721,652.35/146,126.17
  6. Step 6: Final answer
    x = 112,469.39

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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.