Home / 243,099.24-335,510.76-135,676.19

Finding the Fourth Proportional to 243,099.24, 335,510.76 and 135,676.19

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Solution

The fourth proportional to 243,099.24, 335,510.76 and 135,676.19 is: 187,252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,099.24 : 335,510.76 = 135,676.19 : x
  2. Step 2: Convert to fraction form
    243,099.24/335,510.76 = 135,676.19/x
  3. Step 3: Cross multiply
    243,099.24x = 335,510.76 × 135,676.19
  4. Step 4: Simplify right side
    243,099.24x = 45,520,821,620.80
  5. Step 5: Solve for x
    x = 45,520,821,620.80/243,099.24
  6. Step 6: Final answer
    x = 187,252.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.