Home / 140,301.72-210,452.58-35,120.69

Finding the Fourth Proportional to 140,301.72, 210,452.58 and 35,120.69

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Solution

The fourth proportional to 140,301.72, 210,452.58 and 35,120.69 is: 52,681.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,301.72 : 210,452.58 = 35,120.69 : x
  2. Step 2: Convert to fraction form
    140,301.72/210,452.58 = 35,120.69/x
  3. Step 3: Cross multiply
    140,301.72x = 210,452.58 × 35,120.69
  4. Step 4: Simplify right side
    140,301.72x = 7,391,239,558.81
  5. Step 5: Solve for x
    x = 7,391,239,558.81/140,301.72
  6. Step 6: Final answer
    x = 52,681.03

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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.