Home / 76,713.75-105,877.58-48,044.27

Finding the Fourth Proportional to 76,713.75, 105,877.58 and 48,044.27

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Solution

The fourth proportional to 76,713.75, 105,877.58 and 48,044.27 is: 66,308.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,713.75 : 105,877.58 = 48,044.27 : x
  2. Step 2: Convert to fraction form
    76,713.75/105,877.58 = 48,044.27/x
  3. Step 3: Cross multiply
    76,713.75x = 105,877.58 × 48,044.27
  4. Step 4: Simplify right side
    76,713.75x = 5,086,811,040.47
  5. Step 5: Solve for x
    x = 5,086,811,040.47/76,713.75
  6. Step 6: Final answer
    x = 66,308.99

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1.5x scale

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.