Home / 273,443.10-409,508.55-133,037.70

Finding the Fourth Proportional to 273,443.10, 409,508.55 and 133,037.70

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Solution

The fourth proportional to 273,443.10, 409,508.55 and 133,037.70 is: 199,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,443.10 : 409,508.55 = 133,037.70 : x
  2. Step 2: Convert to fraction form
    273,443.10/409,508.55 = 133,037.70/x
  3. Step 3: Cross multiply
    273,443.10x = 409,508.55 × 133,037.70
  4. Step 4: Simplify right side
    273,443.10x = 54,480,075,622.34
  5. Step 5: Solve for x
    x = 54,480,075,622.34/273,443.10
  6. Step 6: Final answer
    x = 199,237.34

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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.