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Finding the Fourth Proportional to 179,507.68, 269,260.68 and 53,148.69

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Solution

The fourth proportional to 179,507.68, 269,260.68 and 53,148.69 is: 79,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,507.68 : 269,260.68 = 53,148.69 : x
  2. Step 2: Convert to fraction form
    179,507.68/269,260.68 = 53,148.69/x
  3. Step 3: Cross multiply
    179,507.68x = 269,260.68 × 53,148.69
  4. Step 4: Simplify right side
    179,507.68x = 14,310,852,410.51
  5. Step 5: Solve for x
    x = 14,310,852,410.51/179,507.68
  6. Step 6: Final answer
    x = 79,722.79

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1.5x scale

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.