Home / 140,679.09-211,018.95-35,498.07

Finding the Fourth Proportional to 140,679.09, 211,018.95 and 35,498.07

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Solution

The fourth proportional to 140,679.09, 211,018.95 and 35,498.07 is: 53,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,679.09 : 211,018.95 = 35,498.07 : x
  2. Step 2: Convert to fraction form
    140,679.09/211,018.95 = 35,498.07/x
  3. Step 3: Cross multiply
    140,679.09x = 211,018.95 × 35,498.07
  4. Step 4: Simplify right side
    140,679.09x = 7,490,765,458.43
  5. Step 5: Solve for x
    x = 7,490,765,458.43/140,679.09
  6. Step 6: Final answer
    x = 53,247.18

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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.