Home / 140,852.68-211,266.30-52,106.92

Finding the Fourth Proportional to 140,852.68, 211,266.30 and 52,106.92

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Solution

The fourth proportional to 140,852.68, 211,266.30 and 52,106.92 is: 78,155.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,852.68 : 211,266.30 = 52,106.92 : x
  2. Step 2: Convert to fraction form
    140,852.68/211,266.30 = 52,106.92/x
  3. Step 3: Cross multiply
    140,852.68x = 211,266.30 × 52,106.92
  4. Step 4: Simplify right side
    140,852.68x = 11,008,436,192.80
  5. Step 5: Solve for x
    x = 11,008,436,192.80/140,852.68
  6. Step 6: Final answer
    x = 78,155.67

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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.