Home / 45,444.04-68,133.25-19,134.43

Finding the Fourth Proportional to 45,444.04, 68,133.25 and 19,134.43

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Solution

The fourth proportional to 45,444.04, 68,133.25 and 19,134.43 is: 28,687.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,444.04 : 68,133.25 = 19,134.43 : x
  2. Step 2: Convert to fraction form
    45,444.04/68,133.25 = 19,134.43/x
  3. Step 3: Cross multiply
    45,444.04x = 68,133.25 × 19,134.43
  4. Step 4: Simplify right side
    45,444.04x = 1,303,690,756.38
  5. Step 5: Solve for x
    x = 1,303,690,756.38/45,444.04
  6. Step 6: Final answer
    x = 28,687.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.