Home / 64,067.36-88,417.32-35,772.44

Finding the Fourth Proportional to 64,067.36, 88,417.32 and 35,772.44

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Solution

The fourth proportional to 64,067.36, 88,417.32 and 35,772.44 is: 49,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,067.36 : 88,417.32 = 35,772.44 : x
  2. Step 2: Convert to fraction form
    64,067.36/88,417.32 = 35,772.44/x
  3. Step 3: Cross multiply
    64,067.36x = 88,417.32 × 35,772.44
  4. Step 4: Simplify right side
    64,067.36x = 3,162,903,274.66
  5. Step 5: Solve for x
    x = 3,162,903,274.66/64,067.36
  6. Step 6: Final answer
    x = 49,368.40

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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.