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Finding the Fourth Proportional to 76,124.77, 105,073.27 and 44,299.80

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Solution

The fourth proportional to 76,124.77, 105,073.27 and 44,299.80 is: 61,146.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,124.77 : 105,073.27 = 44,299.80 : x
  2. Step 2: Convert to fraction form
    76,124.77/105,073.27 = 44,299.80/x
  3. Step 3: Cross multiply
    76,124.77x = 105,073.27 × 44,299.80
  4. Step 4: Simplify right side
    76,124.77x = 4,654,724,735.60
  5. Step 5: Solve for x
    x = 4,654,724,735.60/76,124.77
  6. Step 6: Final answer
    x = 61,146.00

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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.