Home / 112,072.06-168,186.05-48,859.66

Finding the Fourth Proportional to 112,072.06, 168,186.05 and 48,859.66

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Solution

The fourth proportional to 112,072.06, 168,186.05 and 48,859.66 is: 73,323.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,072.06 : 168,186.05 = 48,859.66 : x
  2. Step 2: Convert to fraction form
    112,072.06/168,186.05 = 48,859.66/x
  3. Step 3: Cross multiply
    112,072.06x = 168,186.05 × 48,859.66
  4. Step 4: Simplify right side
    112,072.06x = 8,217,513,219.74
  5. Step 5: Solve for x
    x = 8,217,513,219.74/112,072.06
  6. Step 6: Final answer
    x = 73,323.48

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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.