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Finding the Fourth Proportional to 61,099.31, 91,657.17 and 26,047.17

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Solution

The fourth proportional to 61,099.31, 91,657.17 and 26,047.17 is: 39,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,099.31 : 91,657.17 = 26,047.17 : x
  2. Step 2: Convert to fraction form
    61,099.31/91,657.17 = 26,047.17/x
  3. Step 3: Cross multiply
    61,099.31x = 91,657.17 × 26,047.17
  4. Step 4: Simplify right side
    61,099.31x = 2,387,409,888.71
  5. Step 5: Solve for x
    x = 2,387,409,888.71/61,099.31
  6. Step 6: Final answer
    x = 39,074.25

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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.