Home / 126,692.66-190,089.76-47,829.26

Finding the Fourth Proportional to 126,692.66, 190,089.76 and 47,829.26

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Solution

The fourth proportional to 126,692.66, 190,089.76 and 47,829.26 is: 71,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,692.66 : 190,089.76 = 47,829.26 : x
  2. Step 2: Convert to fraction form
    126,692.66/190,089.76 = 47,829.26/x
  3. Step 3: Cross multiply
    126,692.66x = 190,089.76 × 47,829.26
  4. Step 4: Simplify right side
    126,692.66x = 9,091,852,554.38
  5. Step 5: Solve for x
    x = 9,091,852,554.38/126,692.66
  6. Step 6: Final answer
    x = 71,763.06

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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.