Home / 51,394.23-70,906.46-31,244.67

Finding the Fourth Proportional to 51,394.23, 70,906.46 and 31,244.67

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Solution

The fourth proportional to 51,394.23, 70,906.46 and 31,244.67 is: 43,106.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,394.23 : 70,906.46 = 31,244.67 : x
  2. Step 2: Convert to fraction form
    51,394.23/70,906.46 = 31,244.67/x
  3. Step 3: Cross multiply
    51,394.23x = 70,906.46 × 31,244.67
  4. Step 4: Simplify right side
    51,394.23x = 2,215,448,787.34
  5. Step 5: Solve for x
    x = 2,215,448,787.34/51,394.23
  6. Step 6: Final answer
    x = 43,106.96

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1.5x scale

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.