Home / 110,386.41-165,591.47-47,213.09

Finding the Fourth Proportional to 110,386.41, 165,591.47 and 47,213.09

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Solution

The fourth proportional to 110,386.41, 165,591.47 and 47,213.09 is: 70,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,386.41 : 165,591.47 = 47,213.09 : x
  2. Step 2: Convert to fraction form
    110,386.41/165,591.47 = 47,213.09/x
  3. Step 3: Cross multiply
    110,386.41x = 165,591.47 × 47,213.09
  4. Step 4: Simplify right side
    110,386.41x = 7,818,085,154.26
  5. Step 5: Solve for x
    x = 7,818,085,154.26/110,386.41
  6. Step 6: Final answer
    x = 70,824.71

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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.