Home / 140,109.58-210,225.99-73,534.12

Finding the Fourth Proportional to 140,109.58, 210,225.99 and 73,534.12

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Solution

The fourth proportional to 140,109.58, 210,225.99 and 73,534.12 is: 110,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,109.58 : 210,225.99 = 73,534.12 : x
  2. Step 2: Convert to fraction form
    140,109.58/210,225.99 = 73,534.12/x
  3. Step 3: Cross multiply
    140,109.58x = 210,225.99 × 73,534.12
  4. Step 4: Simplify right side
    140,109.58x = 15,458,783,175.78
  5. Step 5: Solve for x
    x = 15,458,783,175.78/140,109.58
  6. Step 6: Final answer
    x = 110,333.52

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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.