Home / 190,094.94-262,339.29-105,211.98

Finding the Fourth Proportional to 190,094.94, 262,339.29 and 105,211.98

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Solution

The fourth proportional to 190,094.94, 262,339.29 and 105,211.98 is: 145,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,094.94 : 262,339.29 = 105,211.98 : x
  2. Step 2: Convert to fraction form
    190,094.94/262,339.29 = 105,211.98/x
  3. Step 3: Cross multiply
    190,094.94x = 262,339.29 × 105,211.98
  4. Step 4: Simplify right side
    190,094.94x = 27,601,236,132.69
  5. Step 5: Solve for x
    x = 27,601,236,132.69/190,094.94
  6. Step 6: Final answer
    x = 145,197.11

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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.