Home / 194,904.29-268,967.93-105,480.29

Finding the Fourth Proportional to 194,904.29, 268,967.93 and 105,480.29

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Solution

The fourth proportional to 194,904.29, 268,967.93 and 105,480.29 is: 145,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,904.29 : 268,967.93 = 105,480.29 : x
  2. Step 2: Convert to fraction form
    194,904.29/268,967.93 = 105,480.29/x
  3. Step 3: Cross multiply
    194,904.29x = 268,967.93 × 105,480.29
  4. Step 4: Simplify right side
    194,904.29x = 28,370,815,402.12
  5. Step 5: Solve for x
    x = 28,370,815,402.12/194,904.29
  6. Step 6: Final answer
    x = 145,562.80

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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.