Home / 151,922.52-209,653.16-84,854.52

Finding the Fourth Proportional to 151,922.52, 209,653.16 and 84,854.52

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Solution

The fourth proportional to 151,922.52, 209,653.16 and 84,854.52 is: 117,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,922.52 : 209,653.16 = 84,854.52 : x
  2. Step 2: Convert to fraction form
    151,922.52/209,653.16 = 84,854.52/x
  3. Step 3: Cross multiply
    151,922.52x = 209,653.16 × 84,854.52
  4. Step 4: Simplify right side
    151,922.52x = 17,790,017,834.01
  5. Step 5: Solve for x
    x = 17,790,017,834.01/151,922.52
  6. Step 6: Final answer
    x = 117,099.28

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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.