Home / 130,308.80-179,845.44-82,566.59

Finding the Fourth Proportional to 130,308.80, 179,845.44 and 82,566.59

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Solution

The fourth proportional to 130,308.80, 179,845.44 and 82,566.59 is: 113,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,308.80 : 179,845.44 = 82,566.59 : x
  2. Step 2: Convert to fraction form
    130,308.80/179,845.44 = 82,566.59/x
  3. Step 3: Cross multiply
    130,308.80x = 179,845.44 × 82,566.59
  4. Step 4: Simplify right side
    130,308.80x = 14,849,224,707.85
  5. Step 5: Solve for x
    x = 14,849,224,707.85/130,308.80
  6. Step 6: Final answer
    x = 113,954.12

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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.