Home / 205,128.60-307,692.90-94,536.60

Finding the Fourth Proportional to 205,128.60, 307,692.90 and 94,536.60

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Solution

The fourth proportional to 205,128.60, 307,692.90 and 94,536.60 is: 141,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,128.60 : 307,692.90 = 94,536.60 : x
  2. Step 2: Convert to fraction form
    205,128.60/307,692.90 = 94,536.60/x
  3. Step 3: Cross multiply
    205,128.60x = 307,692.90 × 94,536.60
  4. Step 4: Simplify right side
    205,128.60x = 29,088,240,610.14
  5. Step 5: Solve for x
    x = 29,088,240,610.14/205,128.60
  6. Step 6: Final answer
    x = 141,804.90

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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.