Home / 162,544.20-224,322.84-90,947.28

Finding the Fourth Proportional to 162,544.20, 224,322.84 and 90,947.28

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Solution

The fourth proportional to 162,544.20, 224,322.84 and 90,947.28 is: 125,513.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,544.20 : 224,322.84 = 90,947.28 : x
  2. Step 2: Convert to fraction form
    162,544.20/224,322.84 = 90,947.28/x
  3. Step 3: Cross multiply
    162,544.20x = 224,322.84 × 90,947.28
  4. Step 4: Simplify right side
    162,544.20x = 20,401,552,139.88
  5. Step 5: Solve for x
    x = 20,401,552,139.88/162,544.20
  6. Step 6: Final answer
    x = 125,513.87

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1.5x scale

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.