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Finding the Fourth Proportional to 119,695.65, 179,569.74 and 35,462.40

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Solution

The fourth proportional to 119,695.65, 179,569.74 and 35,462.40 is: 53,201.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,695.65 : 179,569.74 = 35,462.40 : x
  2. Step 2: Convert to fraction form
    119,695.65/179,569.74 = 35,462.40/x
  3. Step 3: Cross multiply
    119,695.65x = 179,569.74 × 35,462.40
  4. Step 4: Simplify right side
    119,695.65x = 6,367,973,947.78
  5. Step 5: Solve for x
    x = 6,367,973,947.78/119,695.65
  6. Step 6: Final answer
    x = 53,201.38

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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.