Home / 125,279.06-187,914.95-46,391.54

Finding the Fourth Proportional to 125,279.06, 187,914.95 and 46,391.54

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Solution

The fourth proportional to 125,279.06, 187,914.95 and 46,391.54 is: 69,585.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,279.06 : 187,914.95 = 46,391.54 : x
  2. Step 2: Convert to fraction form
    125,279.06/187,914.95 = 46,391.54/x
  3. Step 3: Cross multiply
    125,279.06x = 187,914.95 × 46,391.54
  4. Step 4: Simplify right side
    125,279.06x = 8,717,664,157.35
  5. Step 5: Solve for x
    x = 8,717,664,157.35/125,279.06
  6. Step 6: Final answer
    x = 69,585.96

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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.