Home / 109,973.94-164,886.93-50,776.98

Finding the Fourth Proportional to 109,973.94, 164,886.93 and 50,776.98

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Solution

The fourth proportional to 109,973.94, 164,886.93 and 50,776.98 is: 76,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,973.94 : 164,886.93 = 50,776.98 : x
  2. Step 2: Convert to fraction form
    109,973.94/164,886.93 = 50,776.98/x
  3. Step 3: Cross multiply
    109,973.94x = 164,886.93 × 50,776.98
  4. Step 4: Simplify right side
    109,973.94x = 8,372,460,346.87
  5. Step 5: Solve for x
    x = 8,372,460,346.87/109,973.94
  6. Step 6: Final answer
    x = 76,131.31

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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.