Home / 115,239.50-172,888.41-32,133.50

Finding the Fourth Proportional to 115,239.50, 172,888.41 and 32,133.50

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Solution

The fourth proportional to 115,239.50, 172,888.41 and 32,133.50 is: 48,208.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,239.50 : 172,888.41 = 32,133.50 : x
  2. Step 2: Convert to fraction form
    115,239.50/172,888.41 = 32,133.50/x
  3. Step 3: Cross multiply
    115,239.50x = 172,888.41 × 32,133.50
  4. Step 4: Simplify right side
    115,239.50x = 5,555,509,722.74
  5. Step 5: Solve for x
    x = 5,555,509,722.74/115,239.50
  6. Step 6: Final answer
    x = 48,208.38

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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.