Home / 140,068.24-210,074.00-51,291.43

Finding the Fourth Proportional to 140,068.24, 210,074.00 and 51,291.43

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Solution

The fourth proportional to 140,068.24, 210,074.00 and 51,291.43 is: 76,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,068.24 : 210,074.00 = 51,291.43 : x
  2. Step 2: Convert to fraction form
    140,068.24/210,074.00 = 51,291.43/x
  3. Step 3: Cross multiply
    140,068.24x = 210,074.00 × 51,291.43
  4. Step 4: Simplify right side
    140,068.24x = 10,774,994,943.68
  5. Step 5: Solve for x
    x = 10,774,994,943.68/140,068.24
  6. Step 6: Final answer
    x = 76,926.76

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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.