Home / 125,553.48-188,282.01-53,460.69

Finding the Fourth Proportional to 125,553.48, 188,282.01 and 53,460.69

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Solution

The fourth proportional to 125,553.48, 188,282.01 and 53,460.69 is: 80,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,553.48 : 188,282.01 = 53,460.69 : x
  2. Step 2: Convert to fraction form
    125,553.48/188,282.01 = 53,460.69/x
  3. Step 3: Cross multiply
    125,553.48x = 188,282.01 × 53,460.69
  4. Step 4: Simplify right side
    125,553.48x = 10,065,686,169.19
  5. Step 5: Solve for x
    x = 10,065,686,169.19/125,553.48
  6. Step 6: Final answer
    x = 80,170.51

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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.