Home / 51,104.48-70,532.52-30,975.44

Finding the Fourth Proportional to 51,104.48, 70,532.52 and 30,975.44

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Solution

The fourth proportional to 51,104.48, 70,532.52 and 30,975.44 is: 42,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,104.48 : 70,532.52 = 30,975.44 : x
  2. Step 2: Convert to fraction form
    51,104.48/70,532.52 = 30,975.44/x
  3. Step 3: Cross multiply
    51,104.48x = 70,532.52 × 30,975.44
  4. Step 4: Simplify right side
    51,104.48x = 2,184,775,841.31
  5. Step 5: Solve for x
    x = 2,184,775,841.31/51,104.48
  6. Step 6: Final answer
    x = 42,751.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.