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Finding the Fourth Proportional to 84,494.91, 116,628.89 and 48,708.71

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Solution

The fourth proportional to 84,494.91, 116,628.89 and 48,708.71 is: 67,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,494.91 : 116,628.89 = 48,708.71 : x
  2. Step 2: Convert to fraction form
    84,494.91/116,628.89 = 48,708.71/x
  3. Step 3: Cross multiply
    84,494.91x = 116,628.89 × 48,708.71
  4. Step 4: Simplify right side
    84,494.91x = 5,680,841,953.94
  5. Step 5: Solve for x
    x = 5,680,841,953.94/84,494.91
  6. Step 6: Final answer
    x = 67,232.95

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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.