Home / 49,748.55-74,458.80-34,986.30

Finding the Fourth Proportional to 49,748.55, 74,458.80 and 34,986.30

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Solution

The fourth proportional to 49,748.55, 74,458.80 and 34,986.30 is: 52,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,748.55 : 74,458.80 = 34,986.30 : x
  2. Step 2: Convert to fraction form
    49,748.55/74,458.80 = 34,986.30/x
  3. Step 3: Cross multiply
    49,748.55x = 74,458.80 × 34,986.30
  4. Step 4: Simplify right side
    49,748.55x = 2,605,037,914.44
  5. Step 5: Solve for x
    x = 2,605,037,914.44/49,748.55
  6. Step 6: Final answer
    x = 52,364.10

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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.