Home / 212,112.36-292,707.57-116,618.31

Finding the Fourth Proportional to 212,112.36, 292,707.57 and 116,618.31

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Solution

The fourth proportional to 212,112.36, 292,707.57 and 116,618.31 is: 160,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,112.36 : 292,707.57 = 116,618.31 : x
  2. Step 2: Convert to fraction form
    212,112.36/292,707.57 = 116,618.31/x
  3. Step 3: Cross multiply
    212,112.36x = 292,707.57 × 116,618.31
  4. Step 4: Simplify right side
    212,112.36x = 34,135,062,137.61
  5. Step 5: Solve for x
    x = 34,135,062,137.61/212,112.36
  6. Step 6: Final answer
    x = 160,929.15

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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.