Home / 248,971.20-343,547.82-141,538.92

Finding the Fourth Proportional to 248,971.20, 343,547.82 and 141,538.92

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Solution

The fourth proportional to 248,971.20, 343,547.82 and 141,538.92 is: 195,305.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,971.20 : 343,547.82 = 141,538.92 : x
  2. Step 2: Convert to fraction form
    248,971.20/343,547.82 = 141,538.92/x
  3. Step 3: Cross multiply
    248,971.20x = 343,547.82 × 141,538.92
  4. Step 4: Simplify right side
    248,971.20x = 48,625,387,411.15
  5. Step 5: Solve for x
    x = 48,625,387,411.15/248,971.20
  6. Step 6: Final answer
    x = 195,305.27

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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.