Home / 140,151.21-210,262.32-40,309.26

Finding the Fourth Proportional to 140,151.21, 210,262.32 and 40,309.26

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Solution

The fourth proportional to 140,151.21, 210,262.32 and 40,309.26 is: 60,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,151.21 : 210,262.32 = 40,309.26 : x
  2. Step 2: Convert to fraction form
    140,151.21/210,262.32 = 40,309.26/x
  3. Step 3: Cross multiply
    140,151.21x = 210,262.32 × 40,309.26
  4. Step 4: Simplify right side
    140,151.21x = 8,475,518,525.08
  5. Step 5: Solve for x
    x = 8,475,518,525.08/140,151.21
  6. Step 6: Final answer
    x = 60,474.10

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1.5x scale

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.