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Finding the Fourth Proportional to 82,520.94, 113,878.80 and 44,795.19

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Solution

The fourth proportional to 82,520.94, 113,878.80 and 44,795.19 is: 61,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,520.94 : 113,878.80 = 44,795.19 : x
  2. Step 2: Convert to fraction form
    82,520.94/113,878.80 = 44,795.19/x
  3. Step 3: Cross multiply
    82,520.94x = 113,878.80 × 44,795.19
  4. Step 4: Simplify right side
    82,520.94x = 5,101,222,482.97
  5. Step 5: Solve for x
    x = 5,101,222,482.97/82,520.94
  6. Step 6: Final answer
    x = 61,817.31

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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.