Home / 115,323.12-172,994.76-32,217.36

Finding the Fourth Proportional to 115,323.12, 172,994.76 and 32,217.36

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Solution

The fourth proportional to 115,323.12, 172,994.76 and 32,217.36 is: 48,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,323.12 : 172,994.76 = 32,217.36 : x
  2. Step 2: Convert to fraction form
    115,323.12/172,994.76 = 32,217.36/x
  3. Step 3: Cross multiply
    115,323.12x = 172,994.76 × 32,217.36
  4. Step 4: Simplify right side
    115,323.12x = 5,573,434,461.03
  5. Step 5: Solve for x
    x = 5,573,434,461.03/115,323.12
  6. Step 6: Final answer
    x = 48,328.86

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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.