Home / 194,646.92-268,612.02-105,222.92

Finding the Fourth Proportional to 194,646.92, 268,612.02 and 105,222.92

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Solution

The fourth proportional to 194,646.92, 268,612.02 and 105,222.92 is: 145,207.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,646.92 : 268,612.02 = 105,222.92 : x
  2. Step 2: Convert to fraction form
    194,646.92/268,612.02 = 105,222.92/x
  3. Step 3: Cross multiply
    194,646.92x = 268,612.02 × 105,222.92
  4. Step 4: Simplify right side
    194,646.92x = 28,264,141,091.50
  5. Step 5: Solve for x
    x = 28,264,141,091.50/194,646.92
  6. Step 6: Final answer
    x = 145,207.24

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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.