Home / 228,029.58-342,118.14-109,685.46

Finding the Fourth Proportional to 228,029.58, 342,118.14 and 109,685.46

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Solution

The fourth proportional to 228,029.58, 342,118.14 and 109,685.46 is: 164,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,029.58 : 342,118.14 = 109,685.46 : x
  2. Step 2: Convert to fraction form
    228,029.58/342,118.14 = 109,685.46/x
  3. Step 3: Cross multiply
    228,029.58x = 342,118.14 × 109,685.46
  4. Step 4: Simplify right side
    228,029.58x = 37,525,385,560.24
  5. Step 5: Solve for x
    x = 37,525,385,560.24/228,029.58
  6. Step 6: Final answer
    x = 164,563.67

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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.