Home / 212,112.45-292,707.70-116,618.41

Finding the Fourth Proportional to 212,112.45, 292,707.70 and 116,618.41

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Solution

The fourth proportional to 212,112.45, 292,707.70 and 116,618.41 is: 160,929.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,112.45 : 292,707.70 = 116,618.41 : x
  2. Step 2: Convert to fraction form
    212,112.45/292,707.70 = 116,618.41/x
  3. Step 3: Cross multiply
    212,112.45x = 292,707.70 × 116,618.41
  4. Step 4: Simplify right side
    212,112.45x = 34,135,105,545.44
  5. Step 5: Solve for x
    x = 34,135,105,545.44/212,112.45
  6. Step 6: Final answer
    x = 160,929.29

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1.5x scale

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.