Home / 230,765.44-318,277.20-145,851.52

Finding the Fourth Proportional to 230,765.44, 318,277.20 and 145,851.52

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Solution

The fourth proportional to 230,765.44, 318,277.20 and 145,851.52 is: 201,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,765.44 : 318,277.20 = 145,851.52 : x
  2. Step 2: Convert to fraction form
    230,765.44/318,277.20 = 145,851.52/x
  3. Step 3: Cross multiply
    230,765.44x = 318,277.20 × 145,851.52
  4. Step 4: Simplify right side
    230,765.44x = 46,421,213,401.34
  5. Step 5: Solve for x
    x = 46,421,213,401.34/230,765.44
  6. Step 6: Final answer
    x = 201,161.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.