Home / 149,169.44-205,333.91-130,015.93

Finding the Fourth Proportional to 149,169.44, 205,333.91 and 130,015.93

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Solution

The fourth proportional to 149,169.44, 205,333.91 and 130,015.93 is: 178,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,169.44 : 205,333.91 = 130,015.93 : x
  2. Step 2: Convert to fraction form
    149,169.44/205,333.91 = 130,015.93/x
  3. Step 3: Cross multiply
    149,169.44x = 205,333.91 × 130,015.93
  4. Step 4: Simplify right side
    149,169.44x = 26,696,679,269.19
  5. Step 5: Solve for x
    x = 26,696,679,269.19/149,169.44
  6. Step 6: Final answer
    x = 178,968.82

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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.