Home / 91,881.33-126,794.70-51,595.17

Finding the Fourth Proportional to 91,881.33, 126,794.70 and 51,595.17

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Solution

The fourth proportional to 91,881.33, 126,794.70 and 51,595.17 is: 71,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,881.33 : 126,794.70 = 51,595.17 : x
  2. Step 2: Convert to fraction form
    91,881.33/126,794.70 = 51,595.17/x
  3. Step 3: Cross multiply
    91,881.33x = 126,794.70 × 51,595.17
  4. Step 4: Simplify right side
    91,881.33x = 6,541,994,101.60
  5. Step 5: Solve for x
    x = 6,541,994,101.60/91,881.33
  6. Step 6: Final answer
    x = 71,200.47

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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.