Home / 164,282.72-246,454.40-51,991.20

Finding the Fourth Proportional to 164,282.72, 246,454.40 and 51,991.20

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Solution

The fourth proportional to 164,282.72, 246,454.40 and 51,991.20 is: 77,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,282.72 : 246,454.40 = 51,991.20 : x
  2. Step 2: Convert to fraction form
    164,282.72/246,454.40 = 51,991.20/x
  3. Step 3: Cross multiply
    164,282.72x = 246,454.40 × 51,991.20
  4. Step 4: Simplify right side
    164,282.72x = 12,813,460,001.28
  5. Step 5: Solve for x
    x = 12,813,460,001.28/164,282.72
  6. Step 6: Final answer
    x = 77,996.40

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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.