Home / 141,192.96-211,727.28-66,334.38

Finding the Fourth Proportional to 141,192.96, 211,727.28 and 66,334.38

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Solution

The fourth proportional to 141,192.96, 211,727.28 and 66,334.38 is: 99,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,192.96 : 211,727.28 = 66,334.38 : x
  2. Step 2: Convert to fraction form
    141,192.96/211,727.28 = 66,334.38/x
  3. Step 3: Cross multiply
    141,192.96x = 211,727.28 × 66,334.38
  4. Step 4: Simplify right side
    141,192.96x = 14,044,797,847.89
  5. Step 5: Solve for x
    x = 14,044,797,847.89/141,192.96
  6. Step 6: Final answer
    x = 99,472.37

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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.