Home / 63,572.36-87,743.81-49,747.32

Finding the Fourth Proportional to 63,572.36, 87,743.81 and 49,747.32

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Solution

The fourth proportional to 63,572.36, 87,743.81 and 49,747.32 is: 68,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,572.36 : 87,743.81 = 49,747.32 : x
  2. Step 2: Convert to fraction form
    63,572.36/87,743.81 = 49,747.32/x
  3. Step 3: Cross multiply
    63,572.36x = 87,743.81 × 49,747.32
  4. Step 4: Simplify right side
    63,572.36x = 4,365,019,145.35
  5. Step 5: Solve for x
    x = 4,365,019,145.35/63,572.36
  6. Step 6: Final answer
    x = 68,662.22

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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.