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Finding the Fourth Proportional to 98,762.87, 148,109.26 and 35,566.03

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Solution

The fourth proportional to 98,762.87, 148,109.26 and 35,566.03 is: 53,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,762.87 : 148,109.26 = 35,566.03 : x
  2. Step 2: Convert to fraction form
    98,762.87/148,109.26 = 35,566.03/x
  3. Step 3: Cross multiply
    98,762.87x = 148,109.26 × 35,566.03
  4. Step 4: Simplify right side
    98,762.87x = 5,267,658,384.44
  5. Step 5: Solve for x
    x = 5,267,658,384.44/98,762.87
  6. Step 6: Final answer
    x = 53,336.42

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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.