Home / 140,477.70-210,690.39-40,613.19

Finding the Fourth Proportional to 140,477.70, 210,690.39 and 40,613.19

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Solution

The fourth proportional to 140,477.70, 210,690.39 and 40,613.19 is: 60,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,477.70 : 210,690.39 = 40,613.19 : x
  2. Step 2: Convert to fraction form
    140,477.70/210,690.39 = 40,613.19/x
  3. Step 3: Cross multiply
    140,477.70x = 210,690.39 × 40,613.19
  4. Step 4: Simplify right side
    140,477.70x = 8,556,808,840.24
  5. Step 5: Solve for x
    x = 8,556,808,840.24/140,477.70
  6. Step 6: Final answer
    x = 60,912.22

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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.