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Finding the Fourth Proportional to 349,903.02, 524,937.82 and 113,245.70

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Solution

The fourth proportional to 349,903.02, 524,937.82 and 113,245.70 is: 169,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,903.02 : 524,937.82 = 113,245.70 : x
  2. Step 2: Convert to fraction form
    349,903.02/524,937.82 = 113,245.70/x
  3. Step 3: Cross multiply
    349,903.02x = 524,937.82 × 113,245.70
  4. Step 4: Simplify right side
    349,903.02x = 59,446,950,882.37
  5. Step 5: Solve for x
    x = 59,446,950,882.37/349,903.02
  6. Step 6: Final answer
    x = 169,895.51

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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.