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Finding the Fourth Proportional to 82,391.96, 113,700.64 and 44,666.22

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Solution

The fourth proportional to 82,391.96, 113,700.64 and 44,666.22 is: 61,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,391.96 : 113,700.64 = 44,666.22 : x
  2. Step 2: Convert to fraction form
    82,391.96/113,700.64 = 44,666.22/x
  3. Step 3: Cross multiply
    82,391.96x = 113,700.64 × 44,666.22
  4. Step 4: Simplify right side
    82,391.96x = 5,078,577,800.38
  5. Step 5: Solve for x
    x = 5,078,577,800.38/82,391.96
  6. Step 6: Final answer
    x = 61,639.24

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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.