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Finding the Fourth Proportional to 76,095.50, 105,037.70 and 44,291.12

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Solution

The fourth proportional to 76,095.50, 105,037.70 and 44,291.12 is: 61,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,095.50 : 105,037.70 = 44,291.12 : x
  2. Step 2: Convert to fraction form
    76,095.50/105,037.70 = 44,291.12/x
  3. Step 3: Cross multiply
    76,095.50x = 105,037.70 × 44,291.12
  4. Step 4: Simplify right side
    76,095.50x = 4,652,236,628.58
  5. Step 5: Solve for x
    x = 4,652,236,628.58/76,095.50
  6. Step 6: Final answer
    x = 61,136.82

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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.