Home / 97,211.10-145,816.65-41,010.78

Finding the Fourth Proportional to 97,211.10, 145,816.65 and 41,010.78

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Solution

The fourth proportional to 97,211.10, 145,816.65 and 41,010.78 is: 61,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,211.10 : 145,816.65 = 41,010.78 : x
  2. Step 2: Convert to fraction form
    97,211.10/145,816.65 = 41,010.78/x
  3. Step 3: Cross multiply
    97,211.10x = 145,816.65 × 41,010.78
  4. Step 4: Simplify right side
    97,211.10x = 5,980,054,553.49
  5. Step 5: Solve for x
    x = 5,980,054,553.49/97,211.10
  6. Step 6: Final answer
    x = 61,516.17

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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.