Home / 82,430.64-113,754.33-44,704.89

Finding the Fourth Proportional to 82,430.64, 113,754.33 and 44,704.89

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Solution

The fourth proportional to 82,430.64, 113,754.33 and 44,704.89 is: 61,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,430.64 : 113,754.33 = 44,704.89 : x
  2. Step 2: Convert to fraction form
    82,430.64/113,754.33 = 44,704.89/x
  3. Step 3: Cross multiply
    82,430.64x = 113,754.33 × 44,704.89
  4. Step 4: Simplify right side
    82,430.64x = 5,085,374,809.67
  5. Step 5: Solve for x
    x = 5,085,374,809.67/82,430.64
  6. Step 6: Final answer
    x = 61,692.77

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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.