Home / 248,859.75-343,435.10-141,434.31

Finding the Fourth Proportional to 248,859.75, 343,435.10 and 141,434.31

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Solution

The fourth proportional to 248,859.75, 343,435.10 and 141,434.31 is: 195,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,859.75 : 343,435.10 = 141,434.31 : x
  2. Step 2: Convert to fraction form
    248,859.75/343,435.10 = 141,434.31/x
  3. Step 3: Cross multiply
    248,859.75x = 343,435.10 × 141,434.31
  4. Step 4: Simplify right side
    248,859.75x = 48,573,506,398.28
  5. Step 5: Solve for x
    x = 48,573,506,398.28/248,859.75
  6. Step 6: Final answer
    x = 195,184.26

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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.