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Finding the Fourth Proportional to 110,273.90, 165,410.85 and 63,488.30

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Solution

The fourth proportional to 110,273.90, 165,410.85 and 63,488.30 is: 95,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,273.90 : 165,410.85 = 63,488.30 : x
  2. Step 2: Convert to fraction form
    110,273.90/165,410.85 = 63,488.30/x
  3. Step 3: Cross multiply
    110,273.90x = 165,410.85 × 63,488.30
  4. Step 4: Simplify right side
    110,273.90x = 10,501,653,668.06
  5. Step 5: Solve for x
    x = 10,501,653,668.06/110,273.90
  6. Step 6: Final answer
    x = 95,232.45

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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.