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Finding the Fourth Proportional to 73,492.72, 101,421.73 and 44,813.86

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Solution

The fourth proportional to 73,492.72, 101,421.73 and 44,813.86 is: 61,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,492.72 : 101,421.73 = 44,813.86 : x
  2. Step 2: Convert to fraction form
    73,492.72/101,421.73 = 44,813.86/x
  3. Step 3: Cross multiply
    73,492.72x = 101,421.73 × 44,813.86
  4. Step 4: Simplify right side
    73,492.72x = 4,545,099,209.18
  5. Step 5: Solve for x
    x = 4,545,099,209.18/73,492.72
  6. Step 6: Final answer
    x = 61,844.21

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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.