Home / 56,197.76-77,556.54-31,047.26

Finding the Fourth Proportional to 56,197.76, 77,556.54 and 31,047.26

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Solution

The fourth proportional to 56,197.76, 77,556.54 and 31,047.26 is: 42,847.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,197.76 : 77,556.54 = 31,047.26 : x
  2. Step 2: Convert to fraction form
    56,197.76/77,556.54 = 31,047.26/x
  3. Step 3: Cross multiply
    56,197.76x = 77,556.54 × 31,047.26
  4. Step 4: Simplify right side
    56,197.76x = 2,407,918,062.08
  5. Step 5: Solve for x
    x = 2,407,918,062.08/56,197.76
  6. Step 6: Final answer
    x = 42,847.22

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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.