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Finding the Fourth Proportional to 76,463.96, 105,520.95 and 44,626.68

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Solution

The fourth proportional to 76,463.96, 105,520.95 and 44,626.68 is: 61,585.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,463.96 : 105,520.95 = 44,626.68 : x
  2. Step 2: Convert to fraction form
    76,463.96/105,520.95 = 44,626.68/x
  3. Step 3: Cross multiply
    76,463.96x = 105,520.95 × 44,626.68
  4. Step 4: Simplify right side
    76,463.96x = 4,709,049,668.95
  5. Step 5: Solve for x
    x = 4,709,049,668.95/76,463.96
  6. Step 6: Final answer
    x = 61,585.22

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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.