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Finding the Fourth Proportional to 167,759.30, 251,457.01 and 83,582.28

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Solution

The fourth proportional to 167,759.30, 251,457.01 and 83,582.28 is: 125,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,759.30 : 251,457.01 = 83,582.28 : x
  2. Step 2: Convert to fraction form
    167,759.30/251,457.01 = 83,582.28/x
  3. Step 3: Cross multiply
    167,759.30x = 251,457.01 × 83,582.28
  4. Step 4: Simplify right side
    167,759.30x = 21,017,350,008.83
  5. Step 5: Solve for x
    x = 21,017,350,008.83/167,759.30
  6. Step 6: Final answer
    x = 125,282.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.