Home / 557,401.37-836,133.84-158,010.75

Finding the Fourth Proportional to 557,401.37, 836,133.84 and 158,010.75

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Solution

The fourth proportional to 557,401.37, 836,133.84 and 158,010.75 is: 237,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,401.37 : 836,133.84 = 158,010.75 : x
  2. Step 2: Convert to fraction form
    557,401.37/836,133.84 = 158,010.75/x
  3. Step 3: Cross multiply
    557,401.37x = 836,133.84 × 158,010.75
  4. Step 4: Simplify right side
    557,401.37x = 132,118,135,158.78
  5. Step 5: Solve for x
    x = 132,118,135,158.78/557,401.37
  6. Step 6: Final answer
    x = 237,025.13

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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.