Home / 131,176-196,805.49-46,934.29

Finding the Fourth Proportional to 131,176, 196,805.49 and 46,934.29

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Solution

The fourth proportional to 131,176, 196,805.49 and 46,934.29 is: 70,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,176 : 196,805.49 = 46,934.29 : x
  2. Step 2: Convert to fraction form
    131,176/196,805.49 = 46,934.29/x
  3. Step 3: Cross multiply
    131,176x = 196,805.49 × 46,934.29
  4. Step 4: Simplify right side
    131,176x = 9,236,925,941.25
  5. Step 5: Solve for x
    x = 9,236,925,941.25/131,176
  6. Step 6: Final answer
    x = 70,416.28

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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.