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Finding the Fourth Proportional to 119,810.16, 179,662.74 and 44,877.72

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Solution

The fourth proportional to 119,810.16, 179,662.74 and 44,877.72 is: 67,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,810.16 : 179,662.74 = 44,877.72 : x
  2. Step 2: Convert to fraction form
    119,810.16/179,662.74 = 44,877.72/x
  3. Step 3: Cross multiply
    119,810.16x = 179,662.74 × 44,877.72
  4. Step 4: Simplify right side
    119,810.16x = 8,062,854,140.15
  5. Step 5: Solve for x
    x = 8,062,854,140.15/119,810.16
  6. Step 6: Final answer
    x = 67,296.91

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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.