Home / 110,347.08-165,449.40-47,208.39

Finding the Fourth Proportional to 110,347.08, 165,449.40 and 47,208.39

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Solution

The fourth proportional to 110,347.08, 165,449.40 and 47,208.39 is: 70,782.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,347.08 : 165,449.40 = 47,208.39 : x
  2. Step 2: Convert to fraction form
    110,347.08/165,449.40 = 47,208.39/x
  3. Step 3: Cross multiply
    110,347.08x = 165,449.40 × 47,208.39
  4. Step 4: Simplify right side
    110,347.08x = 7,810,599,800.47
  5. Step 5: Solve for x
    x = 7,810,599,800.47/110,347.08
  6. Step 6: Final answer
    x = 70,782.12

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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.