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Finding the Fourth Proportional to 74,633.76, 111,941.04 and 22,048.80

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Solution

The fourth proportional to 74,633.76, 111,941.04 and 22,048.80 is: 33,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,633.76 : 111,941.04 = 22,048.80 : x
  2. Step 2: Convert to fraction form
    74,633.76/111,941.04 = 22,048.80/x
  3. Step 3: Cross multiply
    74,633.76x = 111,941.04 × 22,048.80
  4. Step 4: Simplify right side
    74,633.76x = 2,468,165,602.75
  5. Step 5: Solve for x
    x = 2,468,165,602.75/74,633.76
  6. Step 6: Final answer
    x = 33,070.36

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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.