Home / 91,776.36-126,662.46-51,482.50

Finding the Fourth Proportional to 91,776.36, 126,662.46 and 51,482.50

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Solution

The fourth proportional to 91,776.36, 126,662.46 and 51,482.50 is: 71,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,776.36 : 126,662.46 = 51,482.50 : x
  2. Step 2: Convert to fraction form
    91,776.36/126,662.46 = 51,482.50/x
  3. Step 3: Cross multiply
    91,776.36x = 126,662.46 × 51,482.50
  4. Step 4: Simplify right side
    91,776.36x = 6,520,900,096.95
  5. Step 5: Solve for x
    x = 6,520,900,096.95/91,776.36
  6. Step 6: Final answer
    x = 71,052.07

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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.