Home / 141,990.10-213,422.55-134,116.90

Finding the Fourth Proportional to 141,990.10, 213,422.55 and 134,116.90

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Solution

The fourth proportional to 141,990.10, 213,422.55 and 134,116.90 is: 201,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,990.10 : 213,422.55 = 134,116.90 : x
  2. Step 2: Convert to fraction form
    141,990.10/213,422.55 = 134,116.90/x
  3. Step 3: Cross multiply
    141,990.10x = 213,422.55 × 134,116.90
  4. Step 4: Simplify right side
    141,990.10x = 28,623,570,796.10
  5. Step 5: Solve for x
    x = 28,623,570,796.10/141,990.10
  6. Step 6: Final answer
    x = 201,588.50

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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.