Home / 301,891.19-452,809.02-102,188.75

Finding the Fourth Proportional to 301,891.19, 452,809.02 and 102,188.75

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Solution

The fourth proportional to 301,891.19, 452,809.02 and 102,188.75 is: 153,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,891.19 : 452,809.02 = 102,188.75 : x
  2. Step 2: Convert to fraction form
    301,891.19/452,809.02 = 102,188.75/x
  3. Step 3: Cross multiply
    301,891.19x = 452,809.02 × 102,188.75
  4. Step 4: Simplify right side
    301,891.19x = 46,271,987,742.53
  5. Step 5: Solve for x
    x = 46,271,987,742.53/301,891.19
  6. Step 6: Final answer
    x = 153,273.73

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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.