Home / 140,300.94-210,451.14-35,119.74

Finding the Fourth Proportional to 140,300.94, 210,451.14 and 35,119.74

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Solution

The fourth proportional to 140,300.94, 210,451.14 and 35,119.74 is: 52,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,300.94 : 210,451.14 = 35,119.74 : x
  2. Step 2: Convert to fraction form
    140,300.94/210,451.14 = 35,119.74/x
  3. Step 3: Cross multiply
    140,300.94x = 210,451.14 × 35,119.74
  4. Step 4: Simplify right side
    140,300.94x = 7,390,989,319.50
  5. Step 5: Solve for x
    x = 7,390,989,319.50/140,300.94
  6. Step 6: Final answer
    x = 52,679.54

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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.