Home / 131,013.41-196,510.40-46,763.96

Finding the Fourth Proportional to 131,013.41, 196,510.40 and 46,763.96

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Solution

The fourth proportional to 131,013.41, 196,510.40 and 46,763.96 is: 70,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,013.41 : 196,510.40 = 46,763.96 : x
  2. Step 2: Convert to fraction form
    131,013.41/196,510.40 = 46,763.96/x
  3. Step 3: Cross multiply
    131,013.41x = 196,510.40 × 46,763.96
  4. Step 4: Simplify right side
    131,013.41x = 9,189,604,251.36
  5. Step 5: Solve for x
    x = 9,189,604,251.36/131,013.41
  6. Step 6: Final answer
    x = 70,142.47

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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.