Home / 250,499.63-345,711.36-137,344.25

Finding the Fourth Proportional to 250,499.63, 345,711.36 and 137,344.25

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Solution

The fourth proportional to 250,499.63, 345,711.36 and 137,344.25 is: 189,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,499.63 : 345,711.36 = 137,344.25 : x
  2. Step 2: Convert to fraction form
    250,499.63/345,711.36 = 137,344.25/x
  3. Step 3: Cross multiply
    250,499.63x = 345,711.36 × 137,344.25
  4. Step 4: Simplify right side
    250,499.63x = 47,481,467,455.68
  5. Step 5: Solve for x
    x = 47,481,467,455.68/250,499.63
  6. Step 6: Final answer
    x = 189,547.06

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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.