Home / 141,229.80-211,652.46-71,157.24

Finding the Fourth Proportional to 141,229.80, 211,652.46 and 71,157.24

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Solution

The fourth proportional to 141,229.80, 211,652.46 and 71,157.24 is: 106,639.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,229.80 : 211,652.46 = 71,157.24 : x
  2. Step 2: Convert to fraction form
    141,229.80/211,652.46 = 71,157.24/x
  3. Step 3: Cross multiply
    141,229.80x = 211,652.46 × 71,157.24
  4. Step 4: Simplify right side
    141,229.80x = 15,060,604,892.81
  5. Step 5: Solve for x
    x = 15,060,604,892.81/141,229.80
  6. Step 6: Final answer
    x = 106,639.00

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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.