Home / 76,733.76-105,944.79-48,065.27

Finding the Fourth Proportional to 76,733.76, 105,944.79 and 48,065.27

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Solution

The fourth proportional to 76,733.76, 105,944.79 and 48,065.27 is: 66,362.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,733.76 : 105,944.79 = 48,065.27 : x
  2. Step 2: Convert to fraction form
    76,733.76/105,944.79 = 48,065.27/x
  3. Step 3: Cross multiply
    76,733.76x = 105,944.79 × 48,065.27
  4. Step 4: Simplify right side
    76,733.76x = 5,092,264,406.72
  5. Step 5: Solve for x
    x = 5,092,264,406.72/76,733.76
  6. Step 6: Final answer
    x = 66,362.76

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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.