Home / 58,080,117.20-87,120,175.80-49,010,190.80

Finding the Fourth Proportional to 58,080,117.20, 87,120,175.80 and 49,010,190.80

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Solution

The fourth proportional to 58,080,117.20, 87,120,175.80 and 49,010,190.80 is: 73,515,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,080,117.20 : 87,120,175.80 = 49,010,190.80 : x
  2. Step 2: Convert to fraction form
    58,080,117.20/87,120,175.80 = 49,010,190.80/x
  3. Step 3: Cross multiply
    58,080,117.20x = 87,120,175.80 × 49,010,190.80
  4. Step 4: Simplify right side
    58,080,117.20x = 4,269,776,438,487,542
  5. Step 5: Solve for x
    x = 4,269,776,438,487,542/58,080,117.20
  6. Step 6: Final answer
    x = 73,515,286.20

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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.