Home / 66,303.82-91,496.44-36,089.20

Finding the Fourth Proportional to 66,303.82, 91,496.44 and 36,089.20

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Solution

The fourth proportional to 66,303.82, 91,496.44 and 36,089.20 is: 49,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,303.82 : 91,496.44 = 36,089.20 : x
  2. Step 2: Convert to fraction form
    66,303.82/91,496.44 = 36,089.20/x
  3. Step 3: Cross multiply
    66,303.82x = 91,496.44 × 36,089.20
  4. Step 4: Simplify right side
    66,303.82x = 3,302,033,322.45
  5. Step 5: Solve for x
    x = 3,302,033,322.45/66,303.82
  6. Step 6: Final answer
    x = 49,801.55

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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.