Home / 250,312.26-345,431.34-135,591.24

Finding the Fourth Proportional to 250,312.26, 345,431.34 and 135,591.24

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Solution

The fourth proportional to 250,312.26, 345,431.34 and 135,591.24 is: 187,116.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,312.26 : 345,431.34 = 135,591.24 : x
  2. Step 2: Convert to fraction form
    250,312.26/345,431.34 = 135,591.24/x
  3. Step 3: Cross multiply
    250,312.26x = 345,431.34 × 135,591.24
  4. Step 4: Simplify right side
    250,312.26x = 46,837,463,725.46
  5. Step 5: Solve for x
    x = 46,837,463,725.46/250,312.26
  6. Step 6: Final answer
    x = 187,116.14

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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.