Home / 91,922.41-126,848.05-51,637.87

Finding the Fourth Proportional to 91,922.41, 126,848.05 and 51,637.87

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Solution

The fourth proportional to 91,922.41, 126,848.05 and 51,637.87 is: 71,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,922.41 : 126,848.05 = 51,637.87 : x
  2. Step 2: Convert to fraction form
    91,922.41/126,848.05 = 51,637.87/x
  3. Step 3: Cross multiply
    91,922.41x = 126,848.05 × 51,637.87
  4. Step 4: Simplify right side
    91,922.41x = 6,550,163,115.65
  5. Step 5: Solve for x
    x = 6,550,163,115.65/91,922.41
  6. Step 6: Final answer
    x = 71,257.52

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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.