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Finding the Fourth Proportional to 61,951.14, 85,492.35 and 33,656.58

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Solution

The fourth proportional to 61,951.14, 85,492.35 and 33,656.58 is: 46,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,951.14 : 85,492.35 = 33,656.58 : x
  2. Step 2: Convert to fraction form
    61,951.14/85,492.35 = 33,656.58/x
  3. Step 3: Cross multiply
    61,951.14x = 85,492.35 × 33,656.58
  4. Step 4: Simplify right side
    61,951.14x = 2,877,380,117.16
  5. Step 5: Solve for x
    x = 2,877,380,117.16/61,951.14
  6. Step 6: Final answer
    x = 46,445.96

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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.