Home / 76,471.02-105,527.00-42,481.67

Finding the Fourth Proportional to 76,471.02, 105,527.00 and 42,481.67

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Solution

The fourth proportional to 76,471.02, 105,527.00 and 42,481.67 is: 58,623.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,471.02 : 105,527.00 = 42,481.67 : x
  2. Step 2: Convert to fraction form
    76,471.02/105,527.00 = 42,481.67/x
  3. Step 3: Cross multiply
    76,471.02x = 105,527.00 × 42,481.67
  4. Step 4: Simplify right side
    76,471.02x = 4,482,962,768.66
  5. Step 5: Solve for x
    x = 4,482,962,768.66/76,471.02
  6. Step 6: Final answer
    x = 58,623.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.