Home / 121,923.11-182,900.22-47,064.65

Finding the Fourth Proportional to 121,923.11, 182,900.22 and 47,064.65

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Solution

The fourth proportional to 121,923.11, 182,900.22 and 47,064.65 is: 70,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,923.11 : 182,900.22 = 47,064.65 : x
  2. Step 2: Convert to fraction form
    121,923.11/182,900.22 = 47,064.65/x
  3. Step 3: Cross multiply
    121,923.11x = 182,900.22 × 47,064.65
  4. Step 4: Simplify right side
    121,923.11x = 8,608,133,924.72
  5. Step 5: Solve for x
    x = 8,608,133,924.72/121,923.11
  6. Step 6: Final answer
    x = 70,602.97

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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.