Home / 202,832.98-279,907.86-112,192.82

Finding the Fourth Proportional to 202,832.98, 279,907.86 and 112,192.82

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Solution

The fourth proportional to 202,832.98, 279,907.86 and 112,192.82 is: 154,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,832.98 : 279,907.86 = 112,192.82 : x
  2. Step 2: Convert to fraction form
    202,832.98/279,907.86 = 112,192.82/x
  3. Step 3: Cross multiply
    202,832.98x = 279,907.86 × 112,192.82
  4. Step 4: Simplify right side
    202,832.98x = 31,403,652,153.57
  5. Step 5: Solve for x
    x = 31,403,652,153.57/202,832.98
  6. Step 6: Final answer
    x = 154,825.18

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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.