Home / 250,193.56-345,264.50-135,470.22

Finding the Fourth Proportional to 250,193.56, 345,264.50 and 135,470.22

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Solution

The fourth proportional to 250,193.56, 345,264.50 and 135,470.22 is: 186,947.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,193.56 : 345,264.50 = 135,470.22 : x
  2. Step 2: Convert to fraction form
    250,193.56/345,264.50 = 135,470.22/x
  3. Step 3: Cross multiply
    250,193.56x = 345,264.50 × 135,470.22
  4. Step 4: Simplify right side
    250,193.56x = 46,773,057,773.19
  5. Step 5: Solve for x
    x = 46,773,057,773.19/250,193.56
  6. Step 6: Final answer
    x = 186,947.49

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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.