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Finding the Fourth Proportional to 48,885.69, 73,326.11 and 26,742.32

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Solution

The fourth proportional to 48,885.69, 73,326.11 and 26,742.32 is: 40,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,885.69 : 73,326.11 = 26,742.32 : x
  2. Step 2: Convert to fraction form
    48,885.69/73,326.11 = 26,742.32/x
  3. Step 3: Cross multiply
    48,885.69x = 73,326.11 × 26,742.32
  4. Step 4: Simplify right side
    48,885.69x = 1,960,909,797.63
  5. Step 5: Solve for x
    x = 1,960,909,797.63/48,885.69
  6. Step 6: Final answer
    x = 40,112.14

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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.