Home / 141,426.35-211,999.40-66,412.22

Finding the Fourth Proportional to 141,426.35, 211,999.40 and 66,412.22

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Solution

The fourth proportional to 141,426.35, 211,999.40 and 66,412.22 is: 99,552.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,426.35 : 211,999.40 = 66,412.22 : x
  2. Step 2: Convert to fraction form
    141,426.35/211,999.40 = 66,412.22/x
  3. Step 3: Cross multiply
    141,426.35x = 211,999.40 × 66,412.22
  4. Step 4: Simplify right side
    141,426.35x = 14,079,350,134.56
  5. Step 5: Solve for x
    x = 14,079,350,134.56/141,426.35
  6. Step 6: Final answer
    x = 99,552.52

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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.