Home / 131,137.99-196,658.79-46,875.41

Finding the Fourth Proportional to 131,137.99, 196,658.79 and 46,875.41

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Solution

The fourth proportional to 131,137.99, 196,658.79 and 46,875.41 is: 70,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,137.99 : 196,658.79 = 46,875.41 : x
  2. Step 2: Convert to fraction form
    131,137.99/196,658.79 = 46,875.41/x
  3. Step 3: Cross multiply
    131,137.99x = 196,658.79 × 46,875.41
  4. Step 4: Simplify right side
    131,137.99x = 9,218,460,989.75
  5. Step 5: Solve for x
    x = 9,218,460,989.75/131,137.99
  6. Step 6: Final answer
    x = 70,295.89

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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.