Home / 295,109.80-442,542.49-92,638.25

Finding the Fourth Proportional to 295,109.80, 442,542.49 and 92,638.25

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Solution

The fourth proportional to 295,109.80, 442,542.49 and 92,638.25 is: 138,919.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,109.80 : 442,542.49 = 92,638.25 : x
  2. Step 2: Convert to fraction form
    295,109.80/442,542.49 = 92,638.25/x
  3. Step 3: Cross multiply
    295,109.80x = 442,542.49 × 92,638.25
  4. Step 4: Simplify right side
    295,109.80x = 40,996,359,379.93
  5. Step 5: Solve for x
    x = 40,996,359,379.93/295,109.80
  6. Step 6: Final answer
    x = 138,919.00

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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.