Home / 225,277.50-337,653.81-125,389.92

Finding the Fourth Proportional to 225,277.50, 337,653.81 and 125,389.92

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Solution

The fourth proportional to 225,277.50, 337,653.81 and 125,389.92 is: 187,938.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,277.50 : 337,653.81 = 125,389.92 : x
  2. Step 2: Convert to fraction form
    225,277.50/337,653.81 = 125,389.92/x
  3. Step 3: Cross multiply
    225,277.50x = 337,653.81 × 125,389.92
  4. Step 4: Simplify right side
    225,277.50x = 42,338,384,223.60
  5. Step 5: Solve for x
    x = 42,338,384,223.60/225,277.50
  6. Step 6: Final answer
    x = 187,938.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.