Home / 82,133.14-113,343.78-44,407.36

Finding the Fourth Proportional to 82,133.14, 113,343.78 and 44,407.36

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Solution

The fourth proportional to 82,133.14, 113,343.78 and 44,407.36 is: 61,282.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,133.14 : 113,343.78 = 44,407.36 : x
  2. Step 2: Convert to fraction form
    82,133.14/113,343.78 = 44,407.36/x
  3. Step 3: Cross multiply
    82,133.14x = 113,343.78 × 44,407.36
  4. Step 4: Simplify right side
    82,133.14x = 5,033,298,042.22
  5. Step 5: Solve for x
    x = 5,033,298,042.22/82,133.14
  6. Step 6: Final answer
    x = 61,282.18

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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.