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Finding the Fourth Proportional to 349,967.16, 525,034.44 and 113,310

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Solution

The fourth proportional to 349,967.16, 525,034.44 and 113,310 is: 169,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,967.16 : 525,034.44 = 113,310 : x
  2. Step 2: Convert to fraction form
    349,967.16/525,034.44 = 113,310/x
  3. Step 3: Cross multiply
    349,967.16x = 525,034.44 × 113,310
  4. Step 4: Simplify right side
    349,967.16x = 59,491,652,396.40
  5. Step 5: Solve for x
    x = 59,491,652,396.40/349,967.16
  6. Step 6: Final answer
    x = 169,992.10

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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.