Home / 140,313.23-210,552.88-51,629.01

Finding the Fourth Proportional to 140,313.23, 210,552.88 and 51,629.01

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Solution

The fourth proportional to 140,313.23, 210,552.88 and 51,629.01 is: 77,474.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,313.23 : 210,552.88 = 51,629.01 : x
  2. Step 2: Convert to fraction form
    140,313.23/210,552.88 = 51,629.01/x
  3. Step 3: Cross multiply
    140,313.23x = 210,552.88 × 51,629.01
  4. Step 4: Simplify right side
    140,313.23x = 10,870,636,617.98
  5. Step 5: Solve for x
    x = 10,870,636,617.98/140,313.23
  6. Step 6: Final answer
    x = 77,474.07

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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.