Home / 141,191.27-211,505.67-103,320.32

Finding the Fourth Proportional to 141,191.27, 211,505.67 and 103,320.32

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Solution

The fourth proportional to 141,191.27, 211,505.67 and 103,320.32 is: 154,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,191.27 : 211,505.67 = 103,320.32 : x
  2. Step 2: Convert to fraction form
    141,191.27/211,505.67 = 103,320.32/x
  3. Step 3: Cross multiply
    141,191.27x = 211,505.67 × 103,320.32
  4. Step 4: Simplify right side
    141,191.27x = 21,852,832,448.69
  5. Step 5: Solve for x
    x = 21,852,832,448.69/141,191.27
  6. Step 6: Final answer
    x = 154,774.68

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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.