Home / 45,314.53-62,508.85-42,107.21

Finding the Fourth Proportional to 45,314.53, 62,508.85 and 42,107.21

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Solution

The fourth proportional to 45,314.53, 62,508.85 and 42,107.21 is: 58,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,314.53 : 62,508.85 = 42,107.21 : x
  2. Step 2: Convert to fraction form
    45,314.53/62,508.85 = 42,107.21/x
  3. Step 3: Cross multiply
    45,314.53x = 62,508.85 × 42,107.21
  4. Step 4: Simplify right side
    45,314.53x = 2,632,073,327.26
  5. Step 5: Solve for x
    x = 2,632,073,327.26/45,314.53
  6. Step 6: Final answer
    x = 58,084.54

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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.