Home / 211,012.04-316,507.02-53,241.96

Finding the Fourth Proportional to 211,012.04, 316,507.02 and 53,241.96

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Solution

The fourth proportional to 211,012.04, 316,507.02 and 53,241.96 is: 79,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,012.04 : 316,507.02 = 53,241.96 : x
  2. Step 2: Convert to fraction form
    211,012.04/316,507.02 = 53,241.96/x
  3. Step 3: Cross multiply
    211,012.04x = 316,507.02 × 53,241.96
  4. Step 4: Simplify right side
    211,012.04x = 16,851,454,098.56
  5. Step 5: Solve for x
    x = 16,851,454,098.56/211,012.04
  6. Step 6: Final answer
    x = 79,860.15

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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.