Home / 55,648.36-83,582.29-47,814.85

Finding the Fourth Proportional to 55,648.36, 83,582.29 and 47,814.85

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Solution

The fourth proportional to 55,648.36, 83,582.29 and 47,814.85 is: 71,816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,648.36 : 83,582.29 = 47,814.85 : x
  2. Step 2: Convert to fraction form
    55,648.36/83,582.29 = 47,814.85/x
  3. Step 3: Cross multiply
    55,648.36x = 83,582.29 × 47,814.85
  4. Step 4: Simplify right side
    55,648.36x = 3,996,474,241.10
  5. Step 5: Solve for x
    x = 3,996,474,241.10/55,648.36
  6. Step 6: Final answer
    x = 71,816.57

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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.