Home / 112,818.28-169,171.07-36,906.91

Finding the Fourth Proportional to 112,818.28, 169,171.07 and 36,906.91

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Solution

The fourth proportional to 112,818.28, 169,171.07 and 36,906.91 is: 55,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,818.28 : 169,171.07 = 36,906.91 : x
  2. Step 2: Convert to fraction form
    112,818.28/169,171.07 = 36,906.91/x
  3. Step 3: Cross multiply
    112,818.28x = 169,171.07 × 36,906.91
  4. Step 4: Simplify right side
    112,818.28x = 6,243,581,455.09
  5. Step 5: Solve for x
    x = 6,243,581,455.09/112,818.28
  6. Step 6: Final answer
    x = 55,341.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.