Home / 112,450.91-168,731.35-49,262.40

Finding the Fourth Proportional to 112,450.91, 168,731.35 and 49,262.40

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Solution

The fourth proportional to 112,450.91, 168,731.35 and 49,262.40 is: 73,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,450.91 : 168,731.35 = 49,262.40 : x
  2. Step 2: Convert to fraction form
    112,450.91/168,731.35 = 49,262.40/x
  3. Step 3: Cross multiply
    112,450.91x = 168,731.35 × 49,262.40
  4. Step 4: Simplify right side
    112,450.91x = 8,312,111,133.08
  5. Step 5: Solve for x
    x = 8,312,111,133.08/112,450.91
  6. Step 6: Final answer
    x = 73,917.69

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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.