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Finding the Fourth Proportional to 44,651.90, 66,977.80 and 34,798.55

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Solution

The fourth proportional to 44,651.90, 66,977.80 and 34,798.55 is: 52,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,651.90 : 66,977.80 = 34,798.55 : x
  2. Step 2: Convert to fraction form
    44,651.90/66,977.80 = 34,798.55/x
  3. Step 3: Cross multiply
    44,651.90x = 66,977.80 × 34,798.55
  4. Step 4: Simplify right side
    44,651.90x = 2,330,730,402.64
  5. Step 5: Solve for x
    x = 2,330,730,402.64/44,651.90
  6. Step 6: Final answer
    x = 52,197.78

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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.