Home / 205,075.44-307,615.08-64,834.80

Finding the Fourth Proportional to 205,075.44, 307,615.08 and 64,834.80

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Solution

The fourth proportional to 205,075.44, 307,615.08 and 64,834.80 is: 97,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,075.44 : 307,615.08 = 64,834.80 : x
  2. Step 2: Convert to fraction form
    205,075.44/307,615.08 = 64,834.80/x
  3. Step 3: Cross multiply
    205,075.44x = 307,615.08 × 64,834.80
  4. Step 4: Simplify right side
    205,075.44x = 19,944,162,188.78
  5. Step 5: Solve for x
    x = 19,944,162,188.78/205,075.44
  6. Step 6: Final answer
    x = 97,252.81

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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.