Home / 286,105.62-429,158.44-152,581.36

Finding the Fourth Proportional to 286,105.62, 429,158.44 and 152,581.36

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Solution

The fourth proportional to 286,105.62, 429,158.44 and 152,581.36 is: 228,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,105.62 : 429,158.44 = 152,581.36 : x
  2. Step 2: Convert to fraction form
    286,105.62/429,158.44 = 152,581.36/x
  3. Step 3: Cross multiply
    286,105.62x = 429,158.44 × 152,581.36
  4. Step 4: Simplify right side
    286,105.62x = 65,481,578,430.68
  5. Step 5: Solve for x
    x = 65,481,578,430.68/286,105.62
  6. Step 6: Final answer
    x = 228,872.05

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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.