Home / 251,287.52-346,776.96-138,110.24

Finding the Fourth Proportional to 251,287.52, 346,776.96 and 138,110.24

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Solution

The fourth proportional to 251,287.52, 346,776.96 and 138,110.24 is: 190,592.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,287.52 : 346,776.96 = 138,110.24 : x
  2. Step 2: Convert to fraction form
    251,287.52/346,776.96 = 138,110.24/x
  3. Step 3: Cross multiply
    251,287.52x = 346,776.96 × 138,110.24
  4. Step 4: Simplify right side
    251,287.52x = 47,893,449,172.07
  5. Step 5: Solve for x
    x = 47,893,449,172.07/251,287.52
  6. Step 6: Final answer
    x = 190,592.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.