Home / 52,085.40-77,994.65-36,052.72

Finding the Fourth Proportional to 52,085.40, 77,994.65 and 36,052.72

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Solution

The fourth proportional to 52,085.40, 77,994.65 and 36,052.72 is: 53,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,085.40 : 77,994.65 = 36,052.72 : x
  2. Step 2: Convert to fraction form
    52,085.40/77,994.65 = 36,052.72/x
  3. Step 3: Cross multiply
    52,085.40x = 77,994.65 × 36,052.72
  4. Step 4: Simplify right side
    52,085.40x = 2,811,919,173.09
  5. Step 5: Solve for x
    x = 2,811,919,173.09/52,085.40
  6. Step 6: Final answer
    x = 53,986.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.