Home / 84,215.34-126,323.01-25,051.86

Finding the Fourth Proportional to 84,215.34, 126,323.01 and 25,051.86

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Solution

The fourth proportional to 84,215.34, 126,323.01 and 25,051.86 is: 37,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,215.34 : 126,323.01 = 25,051.86 : x
  2. Step 2: Convert to fraction form
    84,215.34/126,323.01 = 25,051.86/x
  3. Step 3: Cross multiply
    84,215.34x = 126,323.01 × 25,051.86
  4. Step 4: Simplify right side
    84,215.34x = 3,164,626,361.30
  5. Step 5: Solve for x
    x = 3,164,626,361.30/84,215.34
  6. Step 6: Final answer
    x = 37,577.79

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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.