Home / 64,019.21-88,346.51-35,338.88

Finding the Fourth Proportional to 64,019.21, 88,346.51 and 35,338.88

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Solution

The fourth proportional to 64,019.21, 88,346.51 and 35,338.88 is: 48,767.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,019.21 : 88,346.51 = 35,338.88 : x
  2. Step 2: Convert to fraction form
    64,019.21/88,346.51 = 35,338.88/x
  3. Step 3: Cross multiply
    64,019.21x = 88,346.51 × 35,338.88
  4. Step 4: Simplify right side
    64,019.21x = 3,122,067,090.78
  5. Step 5: Solve for x
    x = 3,122,067,090.78/64,019.21
  6. Step 6: Final answer
    x = 48,767.66

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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.