Home / 143,048.94-214,580.69-48,282.58

Finding the Fourth Proportional to 143,048.94, 214,580.69 and 48,282.58

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Solution

The fourth proportional to 143,048.94, 214,580.69 and 48,282.58 is: 72,426.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,048.94 : 214,580.69 = 48,282.58 : x
  2. Step 2: Convert to fraction form
    143,048.94/214,580.69 = 48,282.58/x
  3. Step 3: Cross multiply
    143,048.94x = 214,580.69 × 48,282.58
  4. Step 4: Simplify right side
    143,048.94x = 10,360,509,810.84
  5. Step 5: Solve for x
    x = 10,360,509,810.84/143,048.94
  6. Step 6: Final answer
    x = 72,426.33

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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.