Home / 76,743.42-115,130.75-32,370.33

Finding the Fourth Proportional to 76,743.42, 115,130.75 and 32,370.33

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Solution

The fourth proportional to 76,743.42, 115,130.75 and 32,370.33 is: 48,562.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,743.42 : 115,130.75 = 32,370.33 : x
  2. Step 2: Convert to fraction form
    76,743.42/115,130.75 = 32,370.33/x
  3. Step 3: Cross multiply
    76,743.42x = 115,130.75 × 32,370.33
  4. Step 4: Simplify right side
    76,743.42x = 3,726,820,208.80
  5. Step 5: Solve for x
    x = 3,726,820,208.80/76,743.42
  6. Step 6: Final answer
    x = 48,562.08

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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.