Home / 112,709.44-169,122.32-49,573.76

Finding the Fourth Proportional to 112,709.44, 169,122.32 and 49,573.76

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Solution

The fourth proportional to 112,709.44, 169,122.32 and 49,573.76 is: 74,386.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,709.44 : 169,122.32 = 49,573.76 : x
  2. Step 2: Convert to fraction form
    112,709.44/169,122.32 = 49,573.76/x
  3. Step 3: Cross multiply
    112,709.44x = 169,122.32 × 49,573.76
  4. Step 4: Simplify right side
    112,709.44x = 8,384,029,302.32
  5. Step 5: Solve for x
    x = 8,384,029,302.32/112,709.44
  6. Step 6: Final answer
    x = 74,386.22

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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.