Home / 46,143.18-69,114.24-30,330.36

Finding the Fourth Proportional to 46,143.18, 69,114.24 and 30,330.36

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Solution

The fourth proportional to 46,143.18, 69,114.24 and 30,330.36 is: 45,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,143.18 : 69,114.24 = 30,330.36 : x
  2. Step 2: Convert to fraction form
    46,143.18/69,114.24 = 30,330.36/x
  3. Step 3: Cross multiply
    46,143.18x = 69,114.24 × 30,330.36
  4. Step 4: Simplify right side
    46,143.18x = 2,096,259,780.33
  5. Step 5: Solve for x
    x = 2,096,259,780.33/46,143.18
  6. Step 6: Final answer
    x = 45,429.46

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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.