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Finding the Fourth Proportional to 61,657.64, 92,486.46 and 26,124.56

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Solution

The fourth proportional to 61,657.64, 92,486.46 and 26,124.56 is: 39,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,657.64 : 92,486.46 = 26,124.56 : x
  2. Step 2: Convert to fraction form
    61,657.64/92,486.46 = 26,124.56/x
  3. Step 3: Cross multiply
    61,657.64x = 92,486.46 × 26,124.56
  4. Step 4: Simplify right side
    61,657.64x = 2,416,168,073.46
  5. Step 5: Solve for x
    x = 2,416,168,073.46/61,657.64
  6. Step 6: Final answer
    x = 39,186.84

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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.