Home / 273,527.10-409,962.60-140,338.80

Finding the Fourth Proportional to 273,527.10, 409,962.60 and 140,338.80

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Solution

The fourth proportional to 273,527.10, 409,962.60 and 140,338.80 is: 210,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,527.10 : 409,962.60 = 140,338.80 : x
  2. Step 2: Convert to fraction form
    273,527.10/409,962.60 = 140,338.80/x
  3. Step 3: Cross multiply
    273,527.10x = 409,962.60 × 140,338.80
  4. Step 4: Simplify right side
    273,527.10x = 57,533,659,328.88
  5. Step 5: Solve for x
    x = 57,533,659,328.88/273,527.10
  6. Step 6: Final answer
    x = 210,339.89

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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.