Home / 110,352.08-165,456.90-47,213.40

Finding the Fourth Proportional to 110,352.08, 165,456.90 and 47,213.40

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Solution

The fourth proportional to 110,352.08, 165,456.90 and 47,213.40 is: 70,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,352.08 : 165,456.90 = 47,213.40 : x
  2. Step 2: Convert to fraction form
    110,352.08/165,456.90 = 47,213.40/x
  3. Step 3: Cross multiply
    110,352.08x = 165,456.90 × 47,213.40
  4. Step 4: Simplify right side
    110,352.08x = 7,811,782,802.46
  5. Step 5: Solve for x
    x = 7,811,782,802.46/110,352.08
  6. Step 6: Final answer
    x = 70,789.63

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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.