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Finding the Fourth Proportional to 99,049.73, 148,588.74 and 32,495.07

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Solution

The fourth proportional to 99,049.73, 148,588.74 and 32,495.07 is: 48,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,049.73 : 148,588.74 = 32,495.07 : x
  2. Step 2: Convert to fraction form
    99,049.73/148,588.74 = 32,495.07/x
  3. Step 3: Cross multiply
    99,049.73x = 148,588.74 × 32,495.07
  4. Step 4: Simplify right side
    99,049.73x = 4,828,401,507.51
  5. Step 5: Solve for x
    x = 4,828,401,507.51/99,049.73
  6. Step 6: Final answer
    x = 48,747.25

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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.