Home / 76,403.88-105,425.04-44,133.38

Finding the Fourth Proportional to 76,403.88, 105,425.04 and 44,133.38

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Solution

The fourth proportional to 76,403.88, 105,425.04 and 44,133.38 is: 60,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,403.88 : 105,425.04 = 44,133.38 : x
  2. Step 2: Convert to fraction form
    76,403.88/105,425.04 = 44,133.38/x
  3. Step 3: Cross multiply
    76,403.88x = 105,425.04 × 44,133.38
  4. Step 4: Simplify right side
    76,403.88x = 4,652,762,824.71
  5. Step 5: Solve for x
    x = 4,652,762,824.71/76,403.88
  6. Step 6: Final answer
    x = 60,896.94

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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.