Home / 232,075.16-320,239.64-136,576.16

Finding the Fourth Proportional to 232,075.16, 320,239.64 and 136,576.16

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Solution

The fourth proportional to 232,075.16, 320,239.64 and 136,576.16 is: 188,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,075.16 : 320,239.64 = 136,576.16 : x
  2. Step 2: Convert to fraction form
    232,075.16/320,239.64 = 136,576.16/x
  3. Step 3: Cross multiply
    232,075.16x = 320,239.64 × 136,576.16
  4. Step 4: Simplify right side
    232,075.16x = 43,737,100,310.98
  5. Step 5: Solve for x
    x = 43,737,100,310.98/232,075.16
  6. Step 6: Final answer
    x = 188,460.93

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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.