Home / 190,861.95-263,421.89-110,336.16

Finding the Fourth Proportional to 190,861.95, 263,421.89 and 110,336.16

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Solution

The fourth proportional to 190,861.95, 263,421.89 and 110,336.16 is: 152,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,861.95 : 263,421.89 = 110,336.16 : x
  2. Step 2: Convert to fraction form
    190,861.95/263,421.89 = 110,336.16/x
  3. Step 3: Cross multiply
    190,861.95x = 263,421.89 × 110,336.16
  4. Step 4: Simplify right side
    190,861.95x = 29,064,959,802.54
  5. Step 5: Solve for x
    x = 29,064,959,802.54/190,861.95
  6. Step 6: Final answer
    x = 152,282.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.