Home / 164,864.16-247,314.20-52,517.97

Finding the Fourth Proportional to 164,864.16, 247,314.20 and 52,517.97

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Solution

The fourth proportional to 164,864.16, 247,314.20 and 52,517.97 is: 78,782.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,864.16 : 247,314.20 = 52,517.97 : x
  2. Step 2: Convert to fraction form
    164,864.16/247,314.20 = 52,517.97/x
  3. Step 3: Cross multiply
    164,864.16x = 247,314.20 × 52,517.97
  4. Step 4: Simplify right side
    164,864.16x = 12,988,439,473.58
  5. Step 5: Solve for x
    x = 12,988,439,473.58/164,864.16
  6. Step 6: Final answer
    x = 78,782.67

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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.