Home / 211,545.29-291,927.42-116,051.15

Finding the Fourth Proportional to 211,545.29, 291,927.42 and 116,051.15

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Solution

The fourth proportional to 211,545.29, 291,927.42 and 116,051.15 is: 160,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,545.29 : 291,927.42 = 116,051.15 : x
  2. Step 2: Convert to fraction form
    211,545.29/291,927.42 = 116,051.15/x
  3. Step 3: Cross multiply
    211,545.29x = 291,927.42 × 116,051.15
  4. Step 4: Simplify right side
    211,545.29x = 33,878,511,347.90
  5. Step 5: Solve for x
    x = 33,878,511,347.90/211,545.29
  6. Step 6: Final answer
    x = 160,147.80

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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.