Home / 76,707.34-115,076.70-32,334.10

Finding the Fourth Proportional to 76,707.34, 115,076.70 and 32,334.10

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Solution

The fourth proportional to 76,707.34, 115,076.70 and 32,334.10 is: 48,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,707.34 : 115,076.70 = 32,334.10 : x
  2. Step 2: Convert to fraction form
    76,707.34/115,076.70 = 32,334.10/x
  3. Step 3: Cross multiply
    76,707.34x = 115,076.70 × 32,334.10
  4. Step 4: Simplify right side
    76,707.34x = 3,720,901,525.47
  5. Step 5: Solve for x
    x = 3,720,901,525.47/76,707.34
  6. Step 6: Final answer
    x = 48,507.76

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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.