Home / 84,349.42-126,519.81-25,185.58

Finding the Fourth Proportional to 84,349.42, 126,519.81 and 25,185.58

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Solution

The fourth proportional to 84,349.42, 126,519.81 and 25,185.58 is: 37,777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,349.42 : 126,519.81 = 25,185.58 : x
  2. Step 2: Convert to fraction form
    84,349.42/126,519.81 = 25,185.58/x
  3. Step 3: Cross multiply
    84,349.42x = 126,519.81 × 25,185.58
  4. Step 4: Simplify right side
    84,349.42x = 3,186,474,796.34
  5. Step 5: Solve for x
    x = 3,186,474,796.34/84,349.42
  6. Step 6: Final answer
    x = 37,777.08

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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.