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Finding the Fourth Proportional to 75,796.64, 113,707.01 and 25,197.46

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Solution

The fourth proportional to 75,796.64, 113,707.01 and 25,197.46 is: 37,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,796.64 : 113,707.01 = 25,197.46 : x
  2. Step 2: Convert to fraction form
    75,796.64/113,707.01 = 25,197.46/x
  3. Step 3: Cross multiply
    75,796.64x = 113,707.01 × 25,197.46
  4. Step 4: Simplify right side
    75,796.64x = 2,865,128,041.32
  5. Step 5: Solve for x
    x = 2,865,128,041.32/75,796.64
  6. Step 6: Final answer
    x = 37,800.20

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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.