Home / 140,670.30-210,972.33-40,804.14

Finding the Fourth Proportional to 140,670.30, 210,972.33 and 40,804.14

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Solution

The fourth proportional to 140,670.30, 210,972.33 and 40,804.14 is: 61,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,670.30 : 210,972.33 = 40,804.14 : x
  2. Step 2: Convert to fraction form
    140,670.30/210,972.33 = 40,804.14/x
  3. Step 3: Cross multiply
    140,670.30x = 210,972.33 × 40,804.14
  4. Step 4: Simplify right side
    140,670.30x = 8,608,544,489.45
  5. Step 5: Solve for x
    x = 8,608,544,489.45/140,670.30
  6. Step 6: Final answer
    x = 61,196.60

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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.