Home / 195,097.60-292,813.06-139,074.76

Finding the Fourth Proportional to 195,097.60, 292,813.06 and 139,074.76

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Solution

The fourth proportional to 195,097.60, 292,813.06 and 139,074.76 is: 208,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,097.60 : 292,813.06 = 139,074.76 : x
  2. Step 2: Convert to fraction form
    195,097.60/292,813.06 = 139,074.76/x
  3. Step 3: Cross multiply
    195,097.60x = 292,813.06 × 139,074.76
  4. Step 4: Simplify right side
    195,097.60x = 40,722,906,044.37
  5. Step 5: Solve for x
    x = 40,722,906,044.37/195,097.60
  6. Step 6: Final answer
    x = 208,730.94

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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.