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Finding the Fourth Proportional to 76,522.56, 105,599.40 and 44,254.74

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Solution

The fourth proportional to 76,522.56, 105,599.40 and 44,254.74 is: 61,070.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,522.56 : 105,599.40 = 44,254.74 : x
  2. Step 2: Convert to fraction form
    76,522.56/105,599.40 = 44,254.74/x
  3. Step 3: Cross multiply
    76,522.56x = 105,599.40 × 44,254.74
  4. Step 4: Simplify right side
    76,522.56x = 4,673,273,991.16
  5. Step 5: Solve for x
    x = 4,673,273,991.16/76,522.56
  6. Step 6: Final answer
    x = 61,070.54

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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.