Home / 115,322.55-172,926.23-52,922.55

Finding the Fourth Proportional to 115,322.55, 172,926.23 and 52,922.55

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Solution

The fourth proportional to 115,322.55, 172,926.23 and 52,922.55 is: 79,357.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,322.55 : 172,926.23 = 52,922.55 : x
  2. Step 2: Convert to fraction form
    115,322.55/172,926.23 = 52,922.55/x
  3. Step 3: Cross multiply
    115,322.55x = 172,926.23 × 52,922.55
  4. Step 4: Simplify right side
    115,322.55x = 9,151,696,788.87
  5. Step 5: Solve for x
    x = 9,151,696,788.87/115,322.55
  6. Step 6: Final answer
    x = 79,357.39

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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.