Home / 284,226.48-426,239.64-94,635.36

Finding the Fourth Proportional to 284,226.48, 426,239.64 and 94,635.36

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Solution

The fourth proportional to 284,226.48, 426,239.64 and 94,635.36 is: 141,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,226.48 : 426,239.64 = 94,635.36 : x
  2. Step 2: Convert to fraction form
    284,226.48/426,239.64 = 94,635.36/x
  3. Step 3: Cross multiply
    284,226.48x = 426,239.64 × 94,635.36
  4. Step 4: Simplify right side
    284,226.48x = 40,337,341,777.67
  5. Step 5: Solve for x
    x = 40,337,341,777.67/284,226.48
  6. Step 6: Final answer
    x = 141,919.72

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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.