Home / 63,035.36-86,987.76-34,743.68

Finding the Fourth Proportional to 63,035.36, 86,987.76 and 34,743.68

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Solution

The fourth proportional to 63,035.36, 86,987.76 and 34,743.68 is: 47,945.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,035.36 : 86,987.76 = 34,743.68 : x
  2. Step 2: Convert to fraction form
    63,035.36/86,987.76 = 34,743.68/x
  3. Step 3: Cross multiply
    63,035.36x = 86,987.76 × 34,743.68
  4. Step 4: Simplify right side
    63,035.36x = 3,022,274,897.36
  5. Step 5: Solve for x
    x = 3,022,274,897.36/63,035.36
  6. Step 6: Final answer
    x = 47,945.71

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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.