Home / 134,699.98-185,872.83-83,009.04

Finding the Fourth Proportional to 134,699.98, 185,872.83 and 83,009.04

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Solution

The fourth proportional to 134,699.98, 185,872.83 and 83,009.04 is: 114,544.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,699.98 : 185,872.83 = 83,009.04 : x
  2. Step 2: Convert to fraction form
    134,699.98/185,872.83 = 83,009.04/x
  3. Step 3: Cross multiply
    134,699.98x = 185,872.83 × 83,009.04
  4. Step 4: Simplify right side
    134,699.98x = 15,429,124,172.08
  5. Step 5: Solve for x
    x = 15,429,124,172.08/134,699.98
  6. Step 6: Final answer
    x = 114,544.37

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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.