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Finding the Fourth Proportional to 99,673.17, 149,484.28 and 29,536.08

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Solution

The fourth proportional to 99,673.17, 149,484.28 and 29,536.08 is: 44,296.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,673.17 : 149,484.28 = 29,536.08 : x
  2. Step 2: Convert to fraction form
    99,673.17/149,484.28 = 29,536.08/x
  3. Step 3: Cross multiply
    99,673.17x = 149,484.28 × 29,536.08
  4. Step 4: Simplify right side
    99,673.17x = 4,415,179,652.82
  5. Step 5: Solve for x
    x = 4,415,179,652.82/99,673.17
  6. Step 6: Final answer
    x = 44,296.57

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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.