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Finding the Fourth Proportional to 164,844.90, 247,267.35 and 54,036.90

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Solution

The fourth proportional to 164,844.90, 247,267.35 and 54,036.90 is: 81,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844.90 : 247,267.35 = 54,036.90 : x
  2. Step 2: Convert to fraction form
    164,844.90/247,267.35 = 54,036.90/x
  3. Step 3: Cross multiply
    164,844.90x = 247,267.35 × 54,036.90
  4. Step 4: Simplify right side
    164,844.90x = 13,361,561,065.22
  5. Step 5: Solve for x
    x = 13,361,561,065.22/164,844.90
  6. Step 6: Final answer
    x = 81,055.35

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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.