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Finding the Fourth Proportional to 76,271.63, 105,254.84 and 44,446.67

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Solution

The fourth proportional to 76,271.63, 105,254.84 and 44,446.67 is: 61,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,271.63 : 105,254.84 = 44,446.67 : x
  2. Step 2: Convert to fraction form
    76,271.63/105,254.84 = 44,446.67/x
  3. Step 3: Cross multiply
    76,271.63x = 105,254.84 × 44,446.67
  4. Step 4: Simplify right side
    76,271.63x = 4,678,227,710.99
  5. Step 5: Solve for x
    x = 4,678,227,710.99/76,271.63
  6. Step 6: Final answer
    x = 61,336.41

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1.5x scale

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.