Home / 151,033.71-208,439.78-83,062.65

Finding the Fourth Proportional to 151,033.71, 208,439.78 and 83,062.65

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Solution

The fourth proportional to 151,033.71, 208,439.78 and 83,062.65 is: 114,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,033.71 : 208,439.78 = 83,062.65 : x
  2. Step 2: Convert to fraction form
    151,033.71/208,439.78 = 83,062.65/x
  3. Step 3: Cross multiply
    151,033.71x = 208,439.78 × 83,062.65
  4. Step 4: Simplify right side
    151,033.71x = 17,313,559,657.67
  5. Step 5: Solve for x
    x = 17,313,559,657.67/151,033.71
  6. Step 6: Final answer
    x = 114,633.75

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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.