Home / 56,903.22-85,364.10-21,367.29

Finding the Fourth Proportional to 56,903.22, 85,364.10 and 21,367.29

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Solution

The fourth proportional to 56,903.22, 85,364.10 and 21,367.29 is: 32,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,903.22 : 85,364.10 = 21,367.29 : x
  2. Step 2: Convert to fraction form
    56,903.22/85,364.10 = 21,367.29/x
  3. Step 3: Cross multiply
    56,903.22x = 85,364.10 × 21,367.29
  4. Step 4: Simplify right side
    56,903.22x = 1,823,999,480.29
  5. Step 5: Solve for x
    x = 1,823,999,480.29/56,903.22
  6. Step 6: Final answer
    x = 32,054.42

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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.