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Finding the Fourth Proportional to 71,033.29, 106,550.08 and 28,883.63

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Solution

The fourth proportional to 71,033.29, 106,550.08 and 28,883.63 is: 43,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,033.29 : 106,550.08 = 28,883.63 : x
  2. Step 2: Convert to fraction form
    71,033.29/106,550.08 = 28,883.63/x
  3. Step 3: Cross multiply
    71,033.29x = 106,550.08 × 28,883.63
  4. Step 4: Simplify right side
    71,033.29x = 3,077,553,281.36
  5. Step 5: Solve for x
    x = 3,077,553,281.36/71,033.29
  6. Step 6: Final answer
    x = 43,325.51

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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.