Home / 194,900.22-268,962.31-105,476.22

Finding the Fourth Proportional to 194,900.22, 268,962.31 and 105,476.22

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Solution

The fourth proportional to 194,900.22, 268,962.31 and 105,476.22 is: 145,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,900.22 : 268,962.31 = 105,476.22 : x
  2. Step 2: Convert to fraction form
    194,900.22/268,962.31 = 105,476.22/x
  3. Step 3: Cross multiply
    194,900.22x = 268,962.31 × 105,476.22
  4. Step 4: Simplify right side
    194,900.22x = 28,369,127,253.89
  5. Step 5: Solve for x
    x = 28,369,127,253.89/194,900.22
  6. Step 6: Final answer
    x = 145,557.18

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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.