Home / 130,919.22-196,394.21-46,691.36

Finding the Fourth Proportional to 130,919.22, 196,394.21 and 46,691.36

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Solution

The fourth proportional to 130,919.22, 196,394.21 and 46,691.36 is: 70,042.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,919.22 : 196,394.21 = 46,691.36 : x
  2. Step 2: Convert to fraction form
    130,919.22/196,394.21 = 46,691.36/x
  3. Step 3: Cross multiply
    130,919.22x = 196,394.21 × 46,691.36
  4. Step 4: Simplify right side
    130,919.22x = 9,169,911,545.60
  5. Step 5: Solve for x
    x = 9,169,911,545.60/130,919.22
  6. Step 6: Final answer
    x = 70,042.52

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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.