Home / 112,178.34-167,872.56-70,078.26

Finding the Fourth Proportional to 112,178.34, 167,872.56 and 70,078.26

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Solution

The fourth proportional to 112,178.34, 167,872.56 and 70,078.26 is: 104,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,178.34 : 167,872.56 = 70,078.26 : x
  2. Step 2: Convert to fraction form
    112,178.34/167,872.56 = 70,078.26/x
  3. Step 3: Cross multiply
    112,178.34x = 167,872.56 × 70,078.26
  4. Step 4: Simplify right side
    112,178.34x = 11,764,216,906.55
  5. Step 5: Solve for x
    x = 11,764,216,906.55/112,178.34
  6. Step 6: Final answer
    x = 104,870.66

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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.