Home / 112,009.46-167,880.63-78,092.06

Finding the Fourth Proportional to 112,009.46, 167,880.63 and 78,092.06

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Solution

The fourth proportional to 112,009.46, 167,880.63 and 78,092.06 is: 117,044.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,009.46 : 167,880.63 = 78,092.06 : x
  2. Step 2: Convert to fraction form
    112,009.46/167,880.63 = 78,092.06/x
  3. Step 3: Cross multiply
    112,009.46x = 167,880.63 × 78,092.06
  4. Step 4: Simplify right side
    112,009.46x = 13,110,144,230.80
  5. Step 5: Solve for x
    x = 13,110,144,230.80/112,009.46
  6. Step 6: Final answer
    x = 117,044.97

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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.