Home / 109,067.44-163,688.66-56,491.96

Finding the Fourth Proportional to 109,067.44, 163,688.66 and 56,491.96

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Solution

The fourth proportional to 109,067.44, 163,688.66 and 56,491.96 is: 84,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,067.44 : 163,688.66 = 56,491.96 : x
  2. Step 2: Convert to fraction form
    109,067.44/163,688.66 = 56,491.96/x
  3. Step 3: Cross multiply
    109,067.44x = 163,688.66 × 56,491.96
  4. Step 4: Simplify right side
    109,067.44x = 9,247,092,950.71
  5. Step 5: Solve for x
    x = 9,247,092,950.71/109,067.44
  6. Step 6: Final answer
    x = 84,783.26

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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.