Home / 140,516.75-210,759.63-35,335.72

Finding the Fourth Proportional to 140,516.75, 210,759.63 and 35,335.72

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Solution

The fourth proportional to 140,516.75, 210,759.63 and 35,335.72 is: 52,999.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,516.75 : 210,759.63 = 35,335.72 : x
  2. Step 2: Convert to fraction form
    140,516.75/210,759.63 = 35,335.72/x
  3. Step 3: Cross multiply
    140,516.75x = 210,759.63 × 35,335.72
  4. Step 4: Simplify right side
    140,516.75x = 7,447,343,272.98
  5. Step 5: Solve for x
    x = 7,447,343,272.98/140,516.75
  6. Step 6: Final answer
    x = 52,999.68

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1.5x scale

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.