Home / 146,072.50-201,580.07-79,004.50

Finding the Fourth Proportional to 146,072.50, 201,580.07 and 79,004.50

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Solution

The fourth proportional to 146,072.50, 201,580.07 and 79,004.50 is: 109,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,072.50 : 201,580.07 = 79,004.50 : x
  2. Step 2: Convert to fraction form
    146,072.50/201,580.07 = 79,004.50/x
  3. Step 3: Cross multiply
    146,072.50x = 201,580.07 × 79,004.50
  4. Step 4: Simplify right side
    146,072.50x = 15,925,732,245.29
  5. Step 5: Solve for x
    x = 15,925,732,245.29/146,072.50
  6. Step 6: Final answer
    x = 109,026.22

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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.