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Finding the Fourth Proportional to 61,801.30, 92,695.53 and 41,938.30

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Solution

The fourth proportional to 61,801.30, 92,695.53 and 41,938.30 is: 62,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,801.30 : 92,695.53 = 41,938.30 : x
  2. Step 2: Convert to fraction form
    61,801.30/92,695.53 = 41,938.30/x
  3. Step 3: Cross multiply
    61,801.30x = 92,695.53 × 41,938.30
  4. Step 4: Simplify right side
    61,801.30x = 3,887,492,945.80
  5. Step 5: Solve for x
    x = 3,887,492,945.80/61,801.30
  6. Step 6: Final answer
    x = 62,903.09

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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.