Home / 149,730.20-224,595.30-99,647.90

Finding the Fourth Proportional to 149,730.20, 224,595.30 and 99,647.90

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Solution

The fourth proportional to 149,730.20, 224,595.30 and 99,647.90 is: 149,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,730.20 : 224,595.30 = 99,647.90 : x
  2. Step 2: Convert to fraction form
    149,730.20/224,595.30 = 99,647.90/x
  3. Step 3: Cross multiply
    149,730.20x = 224,595.30 × 99,647.90
  4. Step 4: Simplify right side
    149,730.20x = 22,380,449,994.87
  5. Step 5: Solve for x
    x = 22,380,449,994.87/149,730.20
  6. Step 6: Final answer
    x = 149,471.85

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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.