Home / 76,433.81-114,697.34-48,315.06

Finding the Fourth Proportional to 76,433.81, 114,697.34 and 48,315.06

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Solution

The fourth proportional to 76,433.81, 114,697.34 and 48,315.06 is: 72,502.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,433.81 : 114,697.34 = 48,315.06 : x
  2. Step 2: Convert to fraction form
    76,433.81/114,697.34 = 48,315.06/x
  3. Step 3: Cross multiply
    76,433.81x = 114,697.34 × 48,315.06
  4. Step 4: Simplify right side
    76,433.81x = 5,541,608,622.37
  5. Step 5: Solve for x
    x = 5,541,608,622.37/76,433.81
  6. Step 6: Final answer
    x = 72,502.06

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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.