Home / 211,814.57-292,293.50-119,919.56

Finding the Fourth Proportional to 211,814.57, 292,293.50 and 119,919.56

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Solution

The fourth proportional to 211,814.57, 292,293.50 and 119,919.56 is: 165,482.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,814.57 : 292,293.50 = 119,919.56 : x
  2. Step 2: Convert to fraction form
    211,814.57/292,293.50 = 119,919.56/x
  3. Step 3: Cross multiply
    211,814.57x = 292,293.50 × 119,919.56
  4. Step 4: Simplify right side
    211,814.57x = 35,051,705,849.79
  5. Step 5: Solve for x
    x = 35,051,705,849.79/211,814.57
  6. Step 6: Final answer
    x = 165,482.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.