Home / 130,734.10-196,075.32-35,939.82

Finding the Fourth Proportional to 130,734.10, 196,075.32 and 35,939.82

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Solution

The fourth proportional to 130,734.10, 196,075.32 and 35,939.82 is: 53,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,734.10 : 196,075.32 = 35,939.82 : x
  2. Step 2: Convert to fraction form
    130,734.10/196,075.32 = 35,939.82/x
  3. Step 3: Cross multiply
    130,734.10x = 196,075.32 × 35,939.82
  4. Step 4: Simplify right side
    130,734.10x = 7,046,910,726.87
  5. Step 5: Solve for x
    x = 7,046,910,726.87/130,734.10
  6. Step 6: Final answer
    x = 53,902.62

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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.