Home / 52,795.44-79,168.40-30,615.12

Finding the Fourth Proportional to 52,795.44, 79,168.40 and 30,615.12

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Solution

The fourth proportional to 52,795.44, 79,168.40 and 30,615.12 is: 45,908.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.44 : 79,168.40 = 30,615.12 : x
  2. Step 2: Convert to fraction form
    52,795.44/79,168.40 = 30,615.12/x
  3. Step 3: Cross multiply
    52,795.44x = 79,168.40 × 30,615.12
  4. Step 4: Simplify right side
    52,795.44x = 2,423,750,066.21
  5. Step 5: Solve for x
    x = 2,423,750,066.21/52,795.44
  6. Step 6: Final answer
    x = 45,908.32

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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.