Home / 141,185.08-211,715.45-66,326.50

Finding the Fourth Proportional to 141,185.08, 211,715.45 and 66,326.50

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Solution

The fourth proportional to 141,185.08, 211,715.45 and 66,326.50 is: 99,460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,185.08 : 211,715.45 = 66,326.50 : x
  2. Step 2: Convert to fraction form
    141,185.08/211,715.45 = 66,326.50/x
  3. Step 3: Cross multiply
    141,185.08x = 211,715.45 × 66,326.50
  4. Step 4: Simplify right side
    141,185.08x = 14,042,343,933.50
  5. Step 5: Solve for x
    x = 14,042,343,933.50/141,185.08
  6. Step 6: Final answer
    x = 99,460.54

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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.