Home / 112,023.87-167,640.91-69,923.71

Finding the Fourth Proportional to 112,023.87, 167,640.91 and 69,923.71

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Solution

The fourth proportional to 112,023.87, 167,640.91 and 69,923.71 is: 104,639.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,023.87 : 167,640.91 = 69,923.71 : x
  2. Step 2: Convert to fraction form
    112,023.87/167,640.91 = 69,923.71/x
  3. Step 3: Cross multiply
    112,023.87x = 167,640.91 × 69,923.71
  4. Step 4: Simplify right side
    112,023.87x = 11,722,074,374.98
  5. Step 5: Solve for x
    x = 11,722,074,374.98/112,023.87
  6. Step 6: Final answer
    x = 104,639.08

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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.