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Finding the Fourth Proportional to 101,951.15, 152,797.52 and 57,602.87

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Solution

The fourth proportional to 101,951.15, 152,797.52 and 57,602.87 is: 86,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,951.15 : 152,797.52 = 57,602.87 : x
  2. Step 2: Convert to fraction form
    101,951.15/152,797.52 = 57,602.87/x
  3. Step 3: Cross multiply
    101,951.15x = 152,797.52 × 57,602.87
  4. Step 4: Simplify right side
    101,951.15x = 8,801,574,628.88
  5. Step 5: Solve for x
    x = 8,801,574,628.88/101,951.15
  6. Step 6: Final answer
    x = 86,331.30

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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.