Home / 211,094.08-291,309.66-115,602.64

Finding the Fourth Proportional to 211,094.08, 291,309.66 and 115,602.64

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Solution

The fourth proportional to 211,094.08, 291,309.66 and 115,602.64 is: 159,531.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,094.08 : 291,309.66 = 115,602.64 : x
  2. Step 2: Convert to fraction form
    211,094.08/291,309.66 = 115,602.64/x
  3. Step 3: Cross multiply
    211,094.08x = 291,309.66 × 115,602.64
  4. Step 4: Simplify right side
    211,094.08x = 33,676,165,753.50
  5. Step 5: Solve for x
    x = 33,676,165,753.50/211,094.08
  6. Step 6: Final answer
    x = 159,531.55

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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.