Home / 76,426.14-114,661.96-36,475.10

Finding the Fourth Proportional to 76,426.14, 114,661.96 and 36,475.10

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Solution

The fourth proportional to 76,426.14, 114,661.96 and 36,475.10 is: 54,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,426.14 : 114,661.96 = 36,475.10 : x
  2. Step 2: Convert to fraction form
    76,426.14/114,661.96 = 36,475.10/x
  3. Step 3: Cross multiply
    76,426.14x = 114,661.96 × 36,475.10
  4. Step 4: Simplify right side
    76,426.14x = 4,182,306,457.20
  5. Step 5: Solve for x
    x = 4,182,306,457.20/76,426.14
  6. Step 6: Final answer
    x = 54,723.51

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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.