Home / 63,969.12-88,284.24-35,684.64

Finding the Fourth Proportional to 63,969.12, 88,284.24 and 35,684.64

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Solution

The fourth proportional to 63,969.12, 88,284.24 and 35,684.64 is: 49,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969.12 : 88,284.24 = 35,684.64 : x
  2. Step 2: Convert to fraction form
    63,969.12/88,284.24 = 35,684.64/x
  3. Step 3: Cross multiply
    63,969.12x = 88,284.24 × 35,684.64
  4. Step 4: Simplify right side
    63,969.12x = 3,150,391,322.07
  5. Step 5: Solve for x
    x = 3,150,391,322.07/63,969.12
  6. Step 6: Final answer
    x = 49,248.63

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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.