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Finding the Fourth Proportional to 119,771.84, 179,655.06 and 48,694.34

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Solution

The fourth proportional to 119,771.84, 179,655.06 and 48,694.34 is: 73,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,771.84 : 179,655.06 = 48,694.34 : x
  2. Step 2: Convert to fraction form
    119,771.84/179,655.06 = 48,694.34/x
  3. Step 3: Cross multiply
    119,771.84x = 179,655.06 × 48,694.34
  4. Step 4: Simplify right side
    119,771.84x = 8,748,184,574.36
  5. Step 5: Solve for x
    x = 8,748,184,574.36/119,771.84
  6. Step 6: Final answer
    x = 73,040.41

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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.