Home / 76,145.63-114,229.35-23,559.21

Finding the Fourth Proportional to 76,145.63, 114,229.35 and 23,559.21

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Solution

The fourth proportional to 76,145.63, 114,229.35 and 23,559.21 is: 35,342.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,145.63 : 114,229.35 = 23,559.21 : x
  2. Step 2: Convert to fraction form
    76,145.63/114,229.35 = 23,559.21/x
  3. Step 3: Cross multiply
    76,145.63x = 114,229.35 × 23,559.21
  4. Step 4: Simplify right side
    76,145.63x = 2,691,153,244.81
  5. Step 5: Solve for x
    x = 2,691,153,244.81/76,145.63
  6. Step 6: Final answer
    x = 35,342.19

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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.