Home / 250,275.72-345,378.41-135,551.70

Finding the Fourth Proportional to 250,275.72, 345,378.41 and 135,551.70

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Solution

The fourth proportional to 250,275.72, 345,378.41 and 135,551.70 is: 187,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,275.72 : 345,378.41 = 135,551.70 : x
  2. Step 2: Convert to fraction form
    250,275.72/345,378.41 = 135,551.70/x
  3. Step 3: Cross multiply
    250,275.72x = 345,378.41 × 135,551.70
  4. Step 4: Simplify right side
    250,275.72x = 46,816,631,039.50
  5. Step 5: Solve for x
    x = 46,816,631,039.50/250,275.72
  6. Step 6: Final answer
    x = 187,060.22

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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.