Home / 110,350.08-165,453.90-47,211.40

Finding the Fourth Proportional to 110,350.08, 165,453.90 and 47,211.40

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Solution

The fourth proportional to 110,350.08, 165,453.90 and 47,211.40 is: 70,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,350.08 : 165,453.90 = 47,211.40 : x
  2. Step 2: Convert to fraction form
    110,350.08/165,453.90 = 47,211.40/x
  3. Step 3: Cross multiply
    110,350.08x = 165,453.90 × 47,211.40
  4. Step 4: Simplify right side
    110,350.08x = 7,811,310,254.46
  5. Step 5: Solve for x
    x = 7,811,310,254.46/110,350.08
  6. Step 6: Final answer
    x = 70,786.63

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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.