Home / 92,048.99-138,075.21-28,867.73

Finding the Fourth Proportional to 92,048.99, 138,075.21 and 28,867.73

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Solution

The fourth proportional to 92,048.99, 138,075.21 and 28,867.73 is: 43,302.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,048.99 : 138,075.21 = 28,867.73 : x
  2. Step 2: Convert to fraction form
    92,048.99/138,075.21 = 28,867.73/x
  3. Step 3: Cross multiply
    92,048.99x = 138,075.21 × 28,867.73
  4. Step 4: Simplify right side
    92,048.99x = 3,985,917,191.60
  5. Step 5: Solve for x
    x = 3,985,917,191.60/92,048.99
  6. Step 6: Final answer
    x = 43,302.13

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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.