Home / 141,227.51-211,661.13-66,182.12

Finding the Fourth Proportional to 141,227.51, 211,661.13 and 66,182.12

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Solution

The fourth proportional to 141,227.51, 211,661.13 and 66,182.12 is: 99,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,227.51 : 211,661.13 = 66,182.12 : x
  2. Step 2: Convert to fraction form
    141,227.51/211,661.13 = 66,182.12/x
  3. Step 3: Cross multiply
    141,227.51x = 211,661.13 × 66,182.12
  4. Step 4: Simplify right side
    141,227.51x = 14,008,182,288.60
  5. Step 5: Solve for x
    x = 14,008,182,288.60/141,227.51
  6. Step 6: Final answer
    x = 99,188.77

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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.