Home / 101,089.25-151,633.89-47,786.59

Finding the Fourth Proportional to 101,089.25, 151,633.89 and 47,786.59

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Solution

The fourth proportional to 101,089.25, 151,633.89 and 47,786.59 is: 71,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,089.25 : 151,633.89 = 47,786.59 : x
  2. Step 2: Convert to fraction form
    101,089.25/151,633.89 = 47,786.59/x
  3. Step 3: Cross multiply
    101,089.25x = 151,633.89 × 47,786.59
  4. Step 4: Simplify right side
    101,089.25x = 7,246,066,721.08
  5. Step 5: Solve for x
    x = 7,246,066,721.08/101,089.25
  6. Step 6: Final answer
    x = 71,679.89

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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.