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Finding the Fourth Proportional to 50,801.08, 70,090.32 and 32,867.68

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Solution

The fourth proportional to 50,801.08, 70,090.32 and 32,867.68 is: 45,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,801.08 : 70,090.32 = 32,867.68 : x
  2. Step 2: Convert to fraction form
    50,801.08/70,090.32 = 32,867.68/x
  3. Step 3: Cross multiply
    50,801.08x = 70,090.32 × 32,867.68
  4. Step 4: Simplify right side
    50,801.08x = 2,303,706,033.63
  5. Step 5: Solve for x
    x = 2,303,706,033.63/50,801.08
  6. Step 6: Final answer
    x = 45,347.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.