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Finding the Fourth Proportional to 119,709.88, 179,567.54 and 35,468.46

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Solution

The fourth proportional to 119,709.88, 179,567.54 and 35,468.46 is: 53,203.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,709.88 : 179,567.54 = 35,468.46 : x
  2. Step 2: Convert to fraction form
    119,709.88/179,567.54 = 35,468.46/x
  3. Step 3: Cross multiply
    119,709.88x = 179,567.54 × 35,468.46
  4. Step 4: Simplify right side
    119,709.88x = 6,368,984,109.79
  5. Step 5: Solve for x
    x = 6,368,984,109.79/119,709.88
  6. Step 6: Final answer
    x = 53,203.50

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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.