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Finding the Fourth Proportional to 165,889.68, 248,883.08 and 53,567.76

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Solution

The fourth proportional to 165,889.68, 248,883.08 and 53,567.76 is: 80,367.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889.68 : 248,883.08 = 53,567.76 : x
  2. Step 2: Convert to fraction form
    165,889.68/248,883.08 = 53,567.76/x
  3. Step 3: Cross multiply
    165,889.68x = 248,883.08 × 53,567.76
  4. Step 4: Simplify right side
    165,889.68x = 13,332,109,097.50
  5. Step 5: Solve for x
    x = 13,332,109,097.50/165,889.68
  6. Step 6: Final answer
    x = 80,367.32

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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.