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Finding the Fourth Proportional to 61,951.70, 85,492.89 and 33,657.62

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Solution

The fourth proportional to 61,951.70, 85,492.89 and 33,657.62 is: 46,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,951.70 : 85,492.89 = 33,657.62 : x
  2. Step 2: Convert to fraction form
    61,951.70/85,492.89 = 33,657.62/x
  3. Step 3: Cross multiply
    61,951.70x = 85,492.89 × 33,657.62
  4. Step 4: Simplify right side
    61,951.70x = 2,877,487,204.32
  5. Step 5: Solve for x
    x = 2,877,487,204.32/61,951.70
  6. Step 6: Final answer
    x = 46,447.27

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1.5x scale

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.