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Finding the Fourth Proportional to 125,790.44, 188,698.88 and 62,626.23

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Solution

The fourth proportional to 125,790.44, 188,698.88 and 62,626.23 is: 93,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,790.44 : 188,698.88 = 62,626.23 : x
  2. Step 2: Convert to fraction form
    125,790.44/188,698.88 = 62,626.23/x
  3. Step 3: Cross multiply
    125,790.44x = 188,698.88 × 62,626.23
  4. Step 4: Simplify right side
    125,790.44x = 11,817,499,616.19
  5. Step 5: Solve for x
    x = 11,817,499,616.19/125,790.44
  6. Step 6: Final answer
    x = 93,945.93

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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.