Home / 45,214.20-67,807.44-31,263.87

Finding the Fourth Proportional to 45,214.20, 67,807.44 and 31,263.87

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Solution

The fourth proportional to 45,214.20, 67,807.44 and 31,263.87 is: 46,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,214.20 : 67,807.44 = 31,263.87 : x
  2. Step 2: Convert to fraction form
    45,214.20/67,807.44 = 31,263.87/x
  3. Step 3: Cross multiply
    45,214.20x = 67,807.44 × 31,263.87
  4. Step 4: Simplify right side
    45,214.20x = 2,119,922,989.19
  5. Step 5: Solve for x
    x = 2,119,922,989.19/45,214.20
  6. Step 6: Final answer
    x = 46,886.22

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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.