Home / 115,271.88-172,916.73-44,228.52

Finding the Fourth Proportional to 115,271.88, 172,916.73 and 44,228.52

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Solution

The fourth proportional to 115,271.88, 172,916.73 and 44,228.52 is: 66,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,271.88 : 172,916.73 = 44,228.52 : x
  2. Step 2: Convert to fraction form
    115,271.88/172,916.73 = 44,228.52/x
  3. Step 3: Cross multiply
    115,271.88x = 172,916.73 × 44,228.52
  4. Step 4: Simplify right side
    115,271.88x = 7,647,851,051.14
  5. Step 5: Solve for x
    x = 7,647,851,051.14/115,271.88
  6. Step 6: Final answer
    x = 66,346.20

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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.