Home / 136,221.11-204,349.51-45,006.20

Finding the Fourth Proportional to 136,221.11, 204,349.51 and 45,006.20

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Solution

The fourth proportional to 136,221.11, 204,349.51 and 45,006.20 is: 67,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,221.11 : 204,349.51 = 45,006.20 : x
  2. Step 2: Convert to fraction form
    136,221.11/204,349.51 = 45,006.20/x
  3. Step 3: Cross multiply
    136,221.11x = 204,349.51 × 45,006.20
  4. Step 4: Simplify right side
    136,221.11x = 9,196,995,427.84
  5. Step 5: Solve for x
    x = 9,196,995,427.84/136,221.11
  6. Step 6: Final answer
    x = 67,515.20

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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.