Home / 163,039.06-224,993.70-90,452.96

Finding the Fourth Proportional to 163,039.06, 224,993.70 and 90,452.96

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Solution

The fourth proportional to 163,039.06, 224,993.70 and 90,452.96 is: 124,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,039.06 : 224,993.70 = 90,452.96 : x
  2. Step 2: Convert to fraction form
    163,039.06/224,993.70 = 90,452.96/x
  3. Step 3: Cross multiply
    163,039.06x = 224,993.70 × 90,452.96
  4. Step 4: Simplify right side
    163,039.06x = 20,351,344,569.12
  5. Step 5: Solve for x
    x = 20,351,344,569.12/163,039.06
  6. Step 6: Final answer
    x = 124,824.96

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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.