Home / 164,942.15-247,292.12-52,557.68

Finding the Fourth Proportional to 164,942.15, 247,292.12 and 52,557.68

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Solution

The fourth proportional to 164,942.15, 247,292.12 and 52,557.68 is: 78,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,942.15 : 247,292.12 = 52,557.68 : x
  2. Step 2: Convert to fraction form
    164,942.15/247,292.12 = 52,557.68/x
  3. Step 3: Cross multiply
    164,942.15x = 247,292.12 × 52,557.68
  4. Step 4: Simplify right side
    164,942.15x = 12,997,100,859.11
  5. Step 5: Solve for x
    x = 12,997,100,859.11/164,942.15
  6. Step 6: Final answer
    x = 78,797.94

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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.