Home / 82,426.19-113,747.38-46,623.20

Finding the Fourth Proportional to 82,426.19, 113,747.38 and 46,623.20

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Solution

The fourth proportional to 82,426.19, 113,747.38 and 46,623.20 is: 64,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,426.19 : 113,747.38 = 46,623.20 : x
  2. Step 2: Convert to fraction form
    82,426.19/113,747.38 = 46,623.20/x
  3. Step 3: Cross multiply
    82,426.19x = 113,747.38 × 46,623.20
  4. Step 4: Simplify right side
    82,426.19x = 5,303,266,161.92
  5. Step 5: Solve for x
    x = 5,303,266,161.92/82,426.19
  6. Step 6: Final answer
    x = 64,339.58

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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.