Home / 82,789.74-114,206.49-48,303.18

Finding the Fourth Proportional to 82,789.74, 114,206.49 and 48,303.18

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Solution

The fourth proportional to 82,789.74, 114,206.49 and 48,303.18 is: 66,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,789.74 : 114,206.49 = 48,303.18 : x
  2. Step 2: Convert to fraction form
    82,789.74/114,206.49 = 48,303.18/x
  3. Step 3: Cross multiply
    82,789.74x = 114,206.49 × 48,303.18
  4. Step 4: Simplify right side
    82,789.74x = 5,516,536,643.64
  5. Step 5: Solve for x
    x = 5,516,536,643.64/82,789.74
  6. Step 6: Final answer
    x = 66,633.10

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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.