Home / 63,811.72-88,137.56-46,791.40

Finding the Fourth Proportional to 63,811.72, 88,137.56 and 46,791.40

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Solution

The fourth proportional to 63,811.72, 88,137.56 and 46,791.40 is: 64,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,811.72 : 88,137.56 = 46,791.40 : x
  2. Step 2: Convert to fraction form
    63,811.72/88,137.56 = 46,791.40/x
  3. Step 3: Cross multiply
    63,811.72x = 88,137.56 × 46,791.40
  4. Step 4: Simplify right side
    63,811.72x = 4,124,079,824.98
  5. Step 5: Solve for x
    x = 4,124,079,824.98/63,811.72
  6. Step 6: Final answer
    x = 64,628.88

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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.