Home / 141,023.50-211,715.58-121,160.08

Finding the Fourth Proportional to 141,023.50, 211,715.58 and 121,160.08

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Solution

The fourth proportional to 141,023.50, 211,715.58 and 121,160.08 is: 181,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,023.50 : 211,715.58 = 121,160.08 : x
  2. Step 2: Convert to fraction form
    141,023.50/211,715.58 = 121,160.08/x
  3. Step 3: Cross multiply
    141,023.50x = 211,715.58 × 121,160.08
  4. Step 4: Simplify right side
    141,023.50x = 25,651,476,610.05
  5. Step 5: Solve for x
    x = 25,651,476,610.05/141,023.50
  6. Step 6: Final answer
    x = 181,895.05

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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.