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Finding the Fourth Proportional to 60,836.94, 91,269.45 and 25,777.98

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Solution

The fourth proportional to 60,836.94, 91,269.45 and 25,777.98 is: 38,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,836.94 : 91,269.45 = 25,777.98 : x
  2. Step 2: Convert to fraction form
    60,836.94/91,269.45 = 25,777.98/x
  3. Step 3: Cross multiply
    60,836.94x = 91,269.45 × 25,777.98
  4. Step 4: Simplify right side
    60,836.94x = 2,352,742,056.71
  5. Step 5: Solve for x
    x = 2,352,742,056.71/60,836.94
  6. Step 6: Final answer
    x = 38,672.92

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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.