Home / 51,363.29-70,903.17-31,226.60

Finding the Fourth Proportional to 51,363.29, 70,903.17 and 31,226.60

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Solution

The fourth proportional to 51,363.29, 70,903.17 and 31,226.60 is: 43,105.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,363.29 : 70,903.17 = 31,226.60 : x
  2. Step 2: Convert to fraction form
    51,363.29/70,903.17 = 31,226.60/x
  3. Step 3: Cross multiply
    51,363.29x = 70,903.17 × 31,226.60
  4. Step 4: Simplify right side
    51,363.29x = 2,214,065,105.58
  5. Step 5: Solve for x
    x = 2,214,065,105.58/51,363.29
  6. Step 6: Final answer
    x = 43,105.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.