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Finding the Fourth Proportional to 44,245.92, 61,019.28 and 29,316

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Solution

The fourth proportional to 44,245.92, 61,019.28 and 29,316 is: 40,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,245.92 : 61,019.28 = 29,316 : x
  2. Step 2: Convert to fraction form
    44,245.92/61,019.28 = 29,316/x
  3. Step 3: Cross multiply
    44,245.92x = 61,019.28 × 29,316
  4. Step 4: Simplify right side
    44,245.92x = 1,788,841,212.48
  5. Step 5: Solve for x
    x = 1,788,841,212.48/44,245.92
  6. Step 6: Final answer
    x = 40,429.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.