Home / 151,816.25-209,506.43-84,748.25

Finding the Fourth Proportional to 151,816.25, 209,506.43 and 84,748.25

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Solution

The fourth proportional to 151,816.25, 209,506.43 and 84,748.25 is: 116,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,816.25 : 209,506.43 = 84,748.25 : x
  2. Step 2: Convert to fraction form
    151,816.25/209,506.43 = 84,748.25/x
  3. Step 3: Cross multiply
    151,816.25x = 209,506.43 × 84,748.25
  4. Step 4: Simplify right side
    151,816.25x = 17,755,303,306.25
  5. Step 5: Solve for x
    x = 17,755,303,306.25/151,816.25
  6. Step 6: Final answer
    x = 116,952.59

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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.