Home / 131,738.90-197,608.35-122,926.10

Finding the Fourth Proportional to 131,738.90, 197,608.35 and 122,926.10

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Solution

The fourth proportional to 131,738.90, 197,608.35 and 122,926.10 is: 184,389.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,738.90 : 197,608.35 = 122,926.10 : x
  2. Step 2: Convert to fraction form
    131,738.90/197,608.35 = 122,926.10/x
  3. Step 3: Cross multiply
    131,738.90x = 197,608.35 × 122,926.10
  4. Step 4: Simplify right side
    131,738.90x = 24,291,223,792.94
  5. Step 5: Solve for x
    x = 24,291,223,792.94/131,738.90
  6. Step 6: Final answer
    x = 184,389.15

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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.