Home / 131,020.71-196,482.70-46,758.34

Finding the Fourth Proportional to 131,020.71, 196,482.70 and 46,758.34

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Solution

The fourth proportional to 131,020.71, 196,482.70 and 46,758.34 is: 70,120.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,020.71 : 196,482.70 = 46,758.34 : x
  2. Step 2: Convert to fraction form
    131,020.71/196,482.70 = 46,758.34/x
  3. Step 3: Cross multiply
    131,020.71x = 196,482.70 × 46,758.34
  4. Step 4: Simplify right side
    131,020.71x = 9,187,204,890.72
  5. Step 5: Solve for x
    x = 9,187,204,890.72/131,020.71
  6. Step 6: Final answer
    x = 70,120.25

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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.