Home / 140,351.93-210,611.27-51,667.71

Finding the Fourth Proportional to 140,351.93, 210,611.27 and 51,667.71

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Solution

The fourth proportional to 140,351.93, 210,611.27 and 51,667.71 is: 77,532.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,351.93 : 210,611.27 = 51,667.71 : x
  2. Step 2: Convert to fraction form
    140,351.93/210,611.27 = 51,667.71/x
  3. Step 3: Cross multiply
    140,351.93x = 210,611.27 × 51,667.71
  4. Step 4: Simplify right side
    140,351.93x = 10,881,801,762.75
  5. Step 5: Solve for x
    x = 10,881,801,762.75/140,351.93
  6. Step 6: Final answer
    x = 77,532.26

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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.