Home / 140,394.58-210,560.82-40,533.06

Finding the Fourth Proportional to 140,394.58, 210,560.82 and 40,533.06

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Solution

The fourth proportional to 140,394.58, 210,560.82 and 40,533.06 is: 60,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,394.58 : 210,560.82 = 40,533.06 : x
  2. Step 2: Convert to fraction form
    140,394.58/210,560.82 = 40,533.06/x
  3. Step 3: Cross multiply
    140,394.58x = 210,560.82 × 40,533.06
  4. Step 4: Simplify right side
    140,394.58x = 8,534,674,350.71
  5. Step 5: Solve for x
    x = 8,534,674,350.71/140,394.58
  6. Step 6: Final answer
    x = 60,790.63

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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.