Home / 250,727.19-345,982.77-137,549.94

Finding the Fourth Proportional to 250,727.19, 345,982.77 and 137,549.94

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Solution

The fourth proportional to 250,727.19, 345,982.77 and 137,549.94 is: 189,807.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,727.19 : 345,982.77 = 137,549.94 : x
  2. Step 2: Convert to fraction form
    250,727.19/345,982.77 = 137,549.94/x
  3. Step 3: Cross multiply
    250,727.19x = 345,982.77 × 137,549.94
  4. Step 4: Simplify right side
    250,727.19x = 47,589,909,254.53
  5. Step 5: Solve for x
    x = 47,589,909,254.53/250,727.19
  6. Step 6: Final answer
    x = 189,807.53

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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.