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Finding the Fourth Proportional to 119,809.95, 179,684.16 and 35,550.18

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Solution

The fourth proportional to 119,809.95, 179,684.16 and 35,550.18 is: 53,316.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,809.95 : 179,684.16 = 35,550.18 : x
  2. Step 2: Convert to fraction form
    119,809.95/179,684.16 = 35,550.18/x
  3. Step 3: Cross multiply
    119,809.95x = 179,684.16 × 35,550.18
  4. Step 4: Simplify right side
    119,809.95x = 6,387,804,904.96
  5. Step 5: Solve for x
    x = 6,387,804,904.96/119,809.95
  6. Step 6: Final answer
    x = 53,316.15

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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.