Home / 194,475.13-268,375.61-105,051.13

Finding the Fourth Proportional to 194,475.13, 268,375.61 and 105,051.13

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Solution

The fourth proportional to 194,475.13, 268,375.61 and 105,051.13 is: 144,970.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,475.13 : 268,375.61 = 105,051.13 : x
  2. Step 2: Convert to fraction form
    194,475.13/268,375.61 = 105,051.13/x
  3. Step 3: Cross multiply
    194,475.13x = 268,375.61 × 105,051.13
  4. Step 4: Simplify right side
    194,475.13x = 28,193,160,686.63
  5. Step 5: Solve for x
    x = 28,193,160,686.63/194,475.13
  6. Step 6: Final answer
    x = 144,970.52

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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.