Home / 103,035.14-154,610.12-55,649.23

Finding the Fourth Proportional to 103,035.14, 154,610.12 and 55,649.23

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Solution

The fourth proportional to 103,035.14, 154,610.12 and 55,649.23 is: 83,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,035.14 : 154,610.12 = 55,649.23 : x
  2. Step 2: Convert to fraction form
    103,035.14/154,610.12 = 55,649.23/x
  3. Step 3: Cross multiply
    103,035.14x = 154,610.12 × 55,649.23
  4. Step 4: Simplify right side
    103,035.14x = 8,603,933,567.78
  5. Step 5: Solve for x
    x = 8,603,933,567.78/103,035.14
  6. Step 6: Final answer
    x = 83,504.85

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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.