Home / 141,805.71-212,739.32-41,972.92

Finding the Fourth Proportional to 141,805.71, 212,739.32 and 41,972.92

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Solution

The fourth proportional to 141,805.71, 212,739.32 and 41,972.92 is: 62,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,805.71 : 212,739.32 = 41,972.92 : x
  2. Step 2: Convert to fraction form
    141,805.71/212,739.32 = 41,972.92/x
  3. Step 3: Cross multiply
    141,805.71x = 212,739.32 × 41,972.92
  4. Step 4: Simplify right side
    141,805.71x = 8,929,290,459.21
  5. Step 5: Solve for x
    x = 8,929,290,459.21/141,805.71
  6. Step 6: Final answer
    x = 62,968.48

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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.