Home / 133,427.72-200,155.55-43,477.43

Finding the Fourth Proportional to 133,427.72, 200,155.55 and 43,477.43

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Solution

The fourth proportional to 133,427.72, 200,155.55 and 43,477.43 is: 65,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,427.72 : 200,155.55 = 43,477.43 : x
  2. Step 2: Convert to fraction form
    133,427.72/200,155.55 = 43,477.43/x
  3. Step 3: Cross multiply
    133,427.72x = 200,155.55 × 43,477.43
  4. Step 4: Simplify right side
    133,427.72x = 8,702,248,691.22
  5. Step 5: Solve for x
    x = 8,702,248,691.22/133,427.72
  6. Step 6: Final answer
    x = 65,220.70

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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.