Home / 130,852.22-196,352.43-55,965.69

Finding the Fourth Proportional to 130,852.22, 196,352.43 and 55,965.69

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Solution

The fourth proportional to 130,852.22, 196,352.43 and 55,965.69 is: 83,980.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,852.22 : 196,352.43 = 55,965.69 : x
  2. Step 2: Convert to fraction form
    130,852.22/196,352.43 = 55,965.69/x
  3. Step 3: Cross multiply
    130,852.22x = 196,352.43 × 55,965.69
  4. Step 4: Simplify right side
    130,852.22x = 10,988,999,228.13
  5. Step 5: Solve for x
    x = 10,988,999,228.13/130,852.22
  6. Step 6: Final answer
    x = 83,980.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.