Home / 82,127.79-113,335.88-44,401.23

Finding the Fourth Proportional to 82,127.79, 113,335.88 and 44,401.23

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Solution

The fourth proportional to 82,127.79, 113,335.88 and 44,401.23 is: 61,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,127.79 : 113,335.88 = 44,401.23 : x
  2. Step 2: Convert to fraction form
    82,127.79/113,335.88 = 44,401.23/x
  3. Step 3: Cross multiply
    82,127.79x = 113,335.88 × 44,401.23
  4. Step 4: Simplify right side
    82,127.79x = 5,032,252,253.13
  5. Step 5: Solve for x
    x = 5,032,252,253.13/82,127.79
  6. Step 6: Final answer
    x = 61,273.44

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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.