Home / 250,445.90-345,614.58-135,727.82

Finding the Fourth Proportional to 250,445.90, 345,614.58 and 135,727.82

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Solution

The fourth proportional to 250,445.90, 345,614.58 and 135,727.82 is: 187,303.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,445.90 : 345,614.58 = 135,727.82 : x
  2. Step 2: Convert to fraction form
    250,445.90/345,614.58 = 135,727.82/x
  3. Step 3: Cross multiply
    250,445.90x = 345,614.58 × 135,727.82
  4. Step 4: Simplify right side
    250,445.90x = 46,909,513,503.62
  5. Step 5: Solve for x
    x = 46,909,513,503.62/250,445.90
  6. Step 6: Final answer
    x = 187,303.98

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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.