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Finding the Fourth Proportional to 110,285.85, 165,483.48 and 43,724.51

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Solution

The fourth proportional to 110,285.85, 165,483.48 and 43,724.51 is: 65,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,285.85 : 165,483.48 = 43,724.51 : x
  2. Step 2: Convert to fraction form
    110,285.85/165,483.48 = 43,724.51/x
  3. Step 3: Cross multiply
    110,285.85x = 165,483.48 × 43,724.51
  4. Step 4: Simplify right side
    110,285.85x = 7,235,683,248.68
  5. Step 5: Solve for x
    x = 7,235,683,248.68/110,285.85
  6. Step 6: Final answer
    x = 65,608.45

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1.5x scale

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.