Home / 141,372.12-195,012.18-84,750.60

Finding the Fourth Proportional to 141,372.12, 195,012.18 and 84,750.60

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Solution

The fourth proportional to 141,372.12, 195,012.18 and 84,750.60 is: 116,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,372.12 : 195,012.18 = 84,750.60 : x
  2. Step 2: Convert to fraction form
    141,372.12/195,012.18 = 84,750.60/x
  3. Step 3: Cross multiply
    141,372.12x = 195,012.18 × 84,750.60
  4. Step 4: Simplify right side
    141,372.12x = 16,527,399,262.31
  5. Step 5: Solve for x
    x = 16,527,399,262.31/141,372.12
  6. Step 6: Final answer
    x = 116,907.06

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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.