Home / 134,941.80-202,283.10-104,939.40

Finding the Fourth Proportional to 134,941.80, 202,283.10 and 104,939.40

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Solution

The fourth proportional to 134,941.80, 202,283.10 and 104,939.40 is: 157,308.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,941.80 : 202,283.10 = 104,939.40 : x
  2. Step 2: Convert to fraction form
    134,941.80/202,283.10 = 104,939.40/x
  3. Step 3: Cross multiply
    134,941.80x = 202,283.10 × 104,939.40
  4. Step 4: Simplify right side
    134,941.80x = 21,227,467,144.14
  5. Step 5: Solve for x
    x = 21,227,467,144.14/134,941.80
  6. Step 6: Final answer
    x = 157,308.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.