Home / 63,921.16-88,211.61-35,628.64

Finding the Fourth Proportional to 63,921.16, 88,211.61 and 35,628.64

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Solution

The fourth proportional to 63,921.16, 88,211.61 and 35,628.64 is: 49,167.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,921.16 : 88,211.61 = 35,628.64 : x
  2. Step 2: Convert to fraction form
    63,921.16/88,211.61 = 35,628.64/x
  3. Step 3: Cross multiply
    63,921.16x = 88,211.61 × 35,628.64
  4. Step 4: Simplify right side
    63,921.16x = 3,142,859,696.51
  5. Step 5: Solve for x
    x = 3,142,859,696.51/63,921.16
  6. Step 6: Final answer
    x = 49,167.75

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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.