Home / 54,440.78-75,127.92-34,310.66

Finding the Fourth Proportional to 54,440.78, 75,127.92 and 34,310.66

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Solution

The fourth proportional to 54,440.78, 75,127.92 and 34,310.66 is: 47,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,440.78 : 75,127.92 = 34,310.66 : x
  2. Step 2: Convert to fraction form
    54,440.78/75,127.92 = 34,310.66/x
  3. Step 3: Cross multiply
    54,440.78x = 75,127.92 × 34,310.66
  4. Step 4: Simplify right side
    54,440.78x = 2,577,688,519.63
  5. Step 5: Solve for x
    x = 2,577,688,519.63/54,440.78
  6. Step 6: Final answer
    x = 47,348.49

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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.