Home / 55,822.19-77,034.06-30,328.02

Finding the Fourth Proportional to 55,822.19, 77,034.06 and 30,328.02

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Solution

The fourth proportional to 55,822.19, 77,034.06 and 30,328.02 is: 41,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,822.19 : 77,034.06 = 30,328.02 : x
  2. Step 2: Convert to fraction form
    55,822.19/77,034.06 = 30,328.02/x
  3. Step 3: Cross multiply
    55,822.19x = 77,034.06 × 30,328.02
  4. Step 4: Simplify right side
    55,822.19x = 2,336,290,512.36
  5. Step 5: Solve for x
    x = 2,336,290,512.36/55,822.19
  6. Step 6: Final answer
    x = 41,852.37

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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.