Home / 110,528.60-165,825.66-51,399.40

Finding the Fourth Proportional to 110,528.60, 165,825.66 and 51,399.40

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Solution

The fourth proportional to 110,528.60, 165,825.66 and 51,399.40 is: 77,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,528.60 : 165,825.66 = 51,399.40 : x
  2. Step 2: Convert to fraction form
    110,528.60/165,825.66 = 51,399.40/x
  3. Step 3: Cross multiply
    110,528.60x = 165,825.66 × 51,399.40
  4. Step 4: Simplify right side
    110,528.60x = 8,523,339,428.60
  5. Step 5: Solve for x
    x = 8,523,339,428.60/110,528.60
  6. Step 6: Final answer
    x = 77,114.33

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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.