Home / 211,084.26-291,282.93-115,592.10

Finding the Fourth Proportional to 211,084.26, 291,282.93 and 115,592.10

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Solution

The fourth proportional to 211,084.26, 291,282.93 and 115,592.10 is: 159,509.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,084.26 : 291,282.93 = 115,592.10 : x
  2. Step 2: Convert to fraction form
    211,084.26/291,282.93 = 115,592.10/x
  3. Step 3: Cross multiply
    211,084.26x = 291,282.93 × 115,592.10
  4. Step 4: Simplify right side
    211,084.26x = 33,670,005,572.85
  5. Step 5: Solve for x
    x = 33,670,005,572.85/211,084.26
  6. Step 6: Final answer
    x = 159,509.79

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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.