Home / 91,956.24-126,903.36-51,669.89

Finding the Fourth Proportional to 91,956.24, 126,903.36 and 51,669.89

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Solution

The fourth proportional to 91,956.24, 126,903.36 and 51,669.89 is: 71,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,956.24 : 126,903.36 = 51,669.89 : x
  2. Step 2: Convert to fraction form
    91,956.24/126,903.36 = 51,669.89/x
  3. Step 3: Cross multiply
    91,956.24x = 126,903.36 × 51,669.89
  4. Step 4: Simplify right side
    91,956.24x = 6,557,082,017.31
  5. Step 5: Solve for x
    x = 6,557,082,017.31/91,956.24
  6. Step 6: Final answer
    x = 71,306.55

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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.