Home / 91,964.16-126,897.44-51,675.98

Finding the Fourth Proportional to 91,964.16, 126,897.44 and 51,675.98

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Solution

The fourth proportional to 91,964.16, 126,897.44 and 51,675.98 is: 71,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,964.16 : 126,897.44 = 51,675.98 : x
  2. Step 2: Convert to fraction form
    91,964.16/126,897.44 = 51,675.98/x
  3. Step 3: Cross multiply
    91,964.16x = 126,897.44 × 51,675.98
  4. Step 4: Simplify right side
    91,964.16x = 6,557,548,678.62
  5. Step 5: Solve for x
    x = 6,557,548,678.62/91,964.16
  6. Step 6: Final answer
    x = 71,305.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.