Home / 131,136.30-196,656.26-46,873.72

Finding the Fourth Proportional to 131,136.30, 196,656.26 and 46,873.72

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Solution

The fourth proportional to 131,136.30, 196,656.26 and 46,873.72 is: 70,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,136.30 : 196,656.26 = 46,873.72 : x
  2. Step 2: Convert to fraction form
    131,136.30/196,656.26 = 46,873.72/x
  3. Step 3: Cross multiply
    131,136.30x = 196,656.26 × 46,873.72
  4. Step 4: Simplify right side
    131,136.30x = 9,218,010,478.94
  5. Step 5: Solve for x
    x = 9,218,010,478.94/131,136.30
  6. Step 6: Final answer
    x = 70,293.35

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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.