Home / 71,032.68-106,447.44-52,164.72

Finding the Fourth Proportional to 71,032.68, 106,447.44 and 52,164.72

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Solution

The fourth proportional to 71,032.68, 106,447.44 and 52,164.72 is: 78,172.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,032.68 : 106,447.44 = 52,164.72 : x
  2. Step 2: Convert to fraction form
    71,032.68/106,447.44 = 52,164.72/x
  3. Step 3: Cross multiply
    71,032.68x = 106,447.44 × 52,164.72
  4. Step 4: Simplify right side
    71,032.68x = 5,552,800,902.32
  5. Step 5: Solve for x
    x = 5,552,800,902.32/71,032.68
  6. Step 6: Final answer
    x = 78,172.48

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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.