Home / 52,988.56-79,528.40-30,771.06

Finding the Fourth Proportional to 52,988.56, 79,528.40 and 30,771.06

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Solution

The fourth proportional to 52,988.56, 79,528.40 and 30,771.06 is: 46,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,988.56 : 79,528.40 = 30,771.06 : x
  2. Step 2: Convert to fraction form
    52,988.56/79,528.40 = 30,771.06/x
  3. Step 3: Cross multiply
    52,988.56x = 79,528.40 × 30,771.06
  4. Step 4: Simplify right side
    52,988.56x = 2,447,173,168.10
  5. Step 5: Solve for x
    x = 2,447,173,168.10/52,988.56
  6. Step 6: Final answer
    x = 46,183.05

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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.