Home / 141,252.26-194,929.55-76,722.12

Finding the Fourth Proportional to 141,252.26, 194,929.55 and 76,722.12

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Solution

The fourth proportional to 141,252.26, 194,929.55 and 76,722.12 is: 105,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,252.26 : 194,929.55 = 76,722.12 : x
  2. Step 2: Convert to fraction form
    141,252.26/194,929.55 = 76,722.12/x
  3. Step 3: Cross multiply
    141,252.26x = 194,929.55 × 76,722.12
  4. Step 4: Simplify right side
    141,252.26x = 14,955,407,943.04
  5. Step 5: Solve for x
    x = 14,955,407,943.04/141,252.26
  6. Step 6: Final answer
    x = 105,877.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.