Home / 250,038.26-345,050.13-135,314.40

Finding the Fourth Proportional to 250,038.26, 345,050.13 and 135,314.40

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Solution

The fourth proportional to 250,038.26, 345,050.13 and 135,314.40 is: 186,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,038.26 : 345,050.13 = 135,314.40 : x
  2. Step 2: Convert to fraction form
    250,038.26/345,050.13 = 135,314.40/x
  3. Step 3: Cross multiply
    250,038.26x = 345,050.13 × 135,314.40
  4. Step 4: Simplify right side
    250,038.26x = 46,690,251,310.87
  5. Step 5: Solve for x
    x = 46,690,251,310.87/250,038.26
  6. Step 6: Final answer
    x = 186,732.43

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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.