Home / 179,114.07-247,149.24-102,618.42

Finding the Fourth Proportional to 179,114.07, 247,149.24 and 102,618.42

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Solution

The fourth proportional to 179,114.07, 247,149.24 and 102,618.42 is: 141,597.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,114.07 : 247,149.24 = 102,618.42 : x
  2. Step 2: Convert to fraction form
    179,114.07/247,149.24 = 102,618.42/x
  3. Step 3: Cross multiply
    179,114.07x = 247,149.24 × 102,618.42
  4. Step 4: Simplify right side
    179,114.07x = 25,362,064,513.00
  5. Step 5: Solve for x
    x = 25,362,064,513.00/179,114.07
  6. Step 6: Final answer
    x = 141,597.28

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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.