Home / 212,021.10-292,607.82-116,546.40

Finding the Fourth Proportional to 212,021.10, 292,607.82 and 116,546.40

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Solution

The fourth proportional to 212,021.10, 292,607.82 and 116,546.40 is: 160,844.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,021.10 : 292,607.82 = 116,546.40 : x
  2. Step 2: Convert to fraction form
    212,021.10/292,607.82 = 116,546.40/x
  3. Step 3: Cross multiply
    212,021.10x = 292,607.82 × 116,546.40
  4. Step 4: Simplify right side
    212,021.10x = 34,102,388,032.85
  5. Step 5: Solve for x
    x = 34,102,388,032.85/212,021.10
  6. Step 6: Final answer
    x = 160,844.31

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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.