Home / 74,454.26-102,744.06-42,626.12

Finding the Fourth Proportional to 74,454.26, 102,744.06 and 42,626.12

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Solution

The fourth proportional to 74,454.26, 102,744.06 and 42,626.12 is: 58,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,454.26 : 102,744.06 = 42,626.12 : x
  2. Step 2: Convert to fraction form
    74,454.26/102,744.06 = 42,626.12/x
  3. Step 3: Cross multiply
    74,454.26x = 102,744.06 × 42,626.12
  4. Step 4: Simplify right side
    74,454.26x = 4,379,580,630.85
  5. Step 5: Solve for x
    x = 4,379,580,630.85/74,454.26
  6. Step 6: Final answer
    x = 58,822.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.