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Finding the Fourth Proportional to 61,937.79, 92,906.65 and 17,564.93

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Solution

The fourth proportional to 61,937.79, 92,906.65 and 17,564.93 is: 26,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,937.79 : 92,906.65 = 17,564.93 : x
  2. Step 2: Convert to fraction form
    61,937.79/92,906.65 = 17,564.93/x
  3. Step 3: Cross multiply
    61,937.79x = 92,906.65 × 17,564.93
  4. Step 4: Simplify right side
    61,937.79x = 1,631,898,803.78
  5. Step 5: Solve for x
    x = 1,631,898,803.78/61,937.79
  6. Step 6: Final answer
    x = 26,347.39

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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.