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Finding the Fourth Proportional to 50,840.52, 70,162.52 and 29,322.28

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Solution

The fourth proportional to 50,840.52, 70,162.52 and 29,322.28 is: 40,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.52 : 70,162.52 = 29,322.28 : x
  2. Step 2: Convert to fraction form
    50,840.52/70,162.52 = 29,322.28/x
  3. Step 3: Cross multiply
    50,840.52x = 70,162.52 × 29,322.28
  4. Step 4: Simplify right side
    50,840.52x = 2,057,325,056.95
  5. Step 5: Solve for x
    x = 2,057,325,056.95/50,840.52
  6. Step 6: Final answer
    x = 40,466.25

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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.