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Finding the Fourth Proportional to 61,188.58, 91,696.71 and 48,652.96

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Solution

The fourth proportional to 61,188.58, 91,696.71 and 48,652.96 is: 72,910.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,188.58 : 91,696.71 = 48,652.96 : x
  2. Step 2: Convert to fraction form
    61,188.58/91,696.71 = 48,652.96/x
  3. Step 3: Cross multiply
    61,188.58x = 91,696.71 × 48,652.96
  4. Step 4: Simplify right side
    61,188.58x = 4,461,316,363.76
  5. Step 5: Solve for x
    x = 4,461,316,363.76/61,188.58
  6. Step 6: Final answer
    x = 72,910.94

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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.