Home / 51,988.10-77,836.35-50,530.10

Finding the Fourth Proportional to 51,988.10, 77,836.35 and 50,530.10

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Solution

The fourth proportional to 51,988.10, 77,836.35 and 50,530.10 is: 75,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,988.10 : 77,836.35 = 50,530.10 : x
  2. Step 2: Convert to fraction form
    51,988.10/77,836.35 = 50,530.10/x
  3. Step 3: Cross multiply
    51,988.10x = 77,836.35 × 50,530.10
  4. Step 4: Simplify right side
    51,988.10x = 3,933,078,549.14
  5. Step 5: Solve for x
    x = 3,933,078,549.14/51,988.10
  6. Step 6: Final answer
    x = 75,653.44

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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.