Home / 140,357.23-210,537.41-40,518.35

Finding the Fourth Proportional to 140,357.23, 210,537.41 and 40,518.35

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Solution

The fourth proportional to 140,357.23, 210,537.41 and 40,518.35 is: 60,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,357.23 : 210,537.41 = 40,518.35 : x
  2. Step 2: Convert to fraction form
    140,357.23/210,537.41 = 40,518.35/x
  3. Step 3: Cross multiply
    140,357.23x = 210,537.41 × 40,518.35
  4. Step 4: Simplify right side
    140,357.23x = 8,530,628,466.47
  5. Step 5: Solve for x
    x = 8,530,628,466.47/140,357.23
  6. Step 6: Final answer
    x = 60,777.98

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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.