Home / 131,000.79-196,542.69-46,759.08

Finding the Fourth Proportional to 131,000.79, 196,542.69 and 46,759.08

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Solution

The fourth proportional to 131,000.79, 196,542.69 and 46,759.08 is: 70,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,000.79 : 196,542.69 = 46,759.08 : x
  2. Step 2: Convert to fraction form
    131,000.79/196,542.69 = 46,759.08/x
  3. Step 3: Cross multiply
    131,000.79x = 196,542.69 × 46,759.08
  4. Step 4: Simplify right side
    131,000.79x = 9,190,155,365.13
  5. Step 5: Solve for x
    x = 9,190,155,365.13/131,000.79
  6. Step 6: Final answer
    x = 70,153.43

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1.5x scale

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.