Home / 140,119.44-210,176.94-65,197.68

Finding the Fourth Proportional to 140,119.44, 210,176.94 and 65,197.68

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Solution

The fourth proportional to 140,119.44, 210,176.94 and 65,197.68 is: 97,795.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,119.44 : 210,176.94 = 65,197.68 : x
  2. Step 2: Convert to fraction form
    140,119.44/210,176.94 = 65,197.68/x
  3. Step 3: Cross multiply
    140,119.44x = 210,176.94 × 65,197.68
  4. Step 4: Simplify right side
    140,119.44x = 13,703,048,877.50
  5. Step 5: Solve for x
    x = 13,703,048,877.50/140,119.44
  6. Step 6: Final answer
    x = 97,795.49

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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.