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Finding the Fourth Proportional to 119,703.69, 179,610.12 and 44,829.63

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Solution

The fourth proportional to 119,703.69, 179,610.12 and 44,829.63 is: 67,264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,703.69 : 179,610.12 = 44,829.63 : x
  2. Step 2: Convert to fraction form
    119,703.69/179,610.12 = 44,829.63/x
  3. Step 3: Cross multiply
    119,703.69x = 179,610.12 × 44,829.63
  4. Step 4: Simplify right side
    119,703.69x = 8,051,855,223.86
  5. Step 5: Solve for x
    x = 8,051,855,223.86/119,703.69
  6. Step 6: Final answer
    x = 67,264.89

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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.