Home / 212,126.94-292,736.34-116,639.82

Finding the Fourth Proportional to 212,126.94, 292,736.34 and 116,639.82

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Solution

The fourth proportional to 212,126.94, 292,736.34 and 116,639.82 is: 160,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,126.94 : 292,736.34 = 116,639.82 : x
  2. Step 2: Convert to fraction form
    212,126.94/292,736.34 = 116,639.82/x
  3. Step 3: Cross multiply
    212,126.94x = 292,736.34 × 116,639.82
  4. Step 4: Simplify right side
    212,126.94x = 34,144,714,005.06
  5. Step 5: Solve for x
    x = 34,144,714,005.06/212,126.94
  6. Step 6: Final answer
    x = 160,963.59

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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.