Home / 146,765.72-220,130.20-46,917.63

Finding the Fourth Proportional to 146,765.72, 220,130.20 and 46,917.63

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Solution

The fourth proportional to 146,765.72, 220,130.20 and 46,917.63 is: 70,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,765.72 : 220,130.20 = 46,917.63 : x
  2. Step 2: Convert to fraction form
    146,765.72/220,130.20 = 46,917.63/x
  3. Step 3: Cross multiply
    146,765.72x = 220,130.20 × 46,917.63
  4. Step 4: Simplify right side
    146,765.72x = 10,327,985,940.19
  5. Step 5: Solve for x
    x = 10,327,985,940.19/146,765.72
  6. Step 6: Final answer
    x = 70,370.56

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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.