Home / 164,872.32-247,327.92-52,513.44

Finding the Fourth Proportional to 164,872.32, 247,327.92 and 52,513.44

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Solution

The fourth proportional to 164,872.32, 247,327.92 and 52,513.44 is: 78,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,872.32 : 247,327.92 = 52,513.44 : x
  2. Step 2: Convert to fraction form
    164,872.32/247,327.92 = 52,513.44/x
  3. Step 3: Cross multiply
    164,872.32x = 247,327.92 × 52,513.44
  4. Step 4: Simplify right side
    164,872.32x = 12,988,039,887.24
  5. Step 5: Solve for x
    x = 12,988,039,887.24/164,872.32
  6. Step 6: Final answer
    x = 78,776.35

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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.