Home / 110,389.05-165,533.76-31,484.52

Finding the Fourth Proportional to 110,389.05, 165,533.76 and 31,484.52

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Solution

The fourth proportional to 110,389.05, 165,533.76 and 31,484.52 is: 47,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,389.05 : 165,533.76 = 31,484.52 : x
  2. Step 2: Convert to fraction form
    110,389.05/165,533.76 = 31,484.52/x
  3. Step 3: Cross multiply
    110,389.05x = 165,533.76 × 31,484.52
  4. Step 4: Simplify right side
    110,389.05x = 5,211,750,977.40
  5. Step 5: Solve for x
    x = 5,211,750,977.40/110,389.05
  6. Step 6: Final answer
    x = 47,212.57

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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.