Home / 114,782.02-172,074.42-39,892.43

Finding the Fourth Proportional to 114,782.02, 172,074.42 and 39,892.43

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Solution

The fourth proportional to 114,782.02, 172,074.42 and 39,892.43 is: 59,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,782.02 : 172,074.42 = 39,892.43 : x
  2. Step 2: Convert to fraction form
    114,782.02/172,074.42 = 39,892.43/x
  3. Step 3: Cross multiply
    114,782.02x = 172,074.42 × 39,892.43
  4. Step 4: Simplify right side
    114,782.02x = 6,864,467,035.23
  5. Step 5: Solve for x
    x = 6,864,467,035.23/114,782.02
  6. Step 6: Final answer
    x = 59,804.38

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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.