Home / 211,162.02-316,773.89-61,382.84

Finding the Fourth Proportional to 211,162.02, 316,773.89 and 61,382.84

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Solution

The fourth proportional to 211,162.02, 316,773.89 and 61,382.84 is: 92,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,162.02 : 316,773.89 = 61,382.84 : x
  2. Step 2: Convert to fraction form
    211,162.02/316,773.89 = 61,382.84/x
  3. Step 3: Cross multiply
    211,162.02x = 316,773.89 × 61,382.84
  4. Step 4: Simplify right side
    211,162.02x = 19,444,479,345.45
  5. Step 5: Solve for x
    x = 19,444,479,345.45/211,162.02
  6. Step 6: Final answer
    x = 92,083.22

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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.