Home / 64,410.42-88,886.25-36,115.50

Finding the Fourth Proportional to 64,410.42, 88,886.25 and 36,115.50

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Solution

The fourth proportional to 64,410.42, 88,886.25 and 36,115.50 is: 49,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,410.42 : 88,886.25 = 36,115.50 : x
  2. Step 2: Convert to fraction form
    64,410.42/88,886.25 = 36,115.50/x
  3. Step 3: Cross multiply
    64,410.42x = 88,886.25 × 36,115.50
  4. Step 4: Simplify right side
    64,410.42x = 3,210,171,361.88
  5. Step 5: Solve for x
    x = 3,210,171,361.88/64,410.42
  6. Step 6: Final answer
    x = 49,839.32

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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.