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Finding the Fourth Proportional to 61,684.96, 92,513.59 and 28,373.03

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Solution

The fourth proportional to 61,684.96, 92,513.59 and 28,373.03 is: 42,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,684.96 : 92,513.59 = 28,373.03 : x
  2. Step 2: Convert to fraction form
    61,684.96/92,513.59 = 28,373.03/x
  3. Step 3: Cross multiply
    61,684.96x = 92,513.59 × 28,373.03
  4. Step 4: Simplify right side
    61,684.96x = 2,624,890,864.48
  5. Step 5: Solve for x
    x = 2,624,890,864.48/61,684.96
  6. Step 6: Final answer
    x = 42,553.17

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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.