Home / 194,080.34-291,103.77-118,159.22

Finding the Fourth Proportional to 194,080.34, 291,103.77 and 118,159.22

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Solution

The fourth proportional to 194,080.34, 291,103.77 and 118,159.22 is: 177,228.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,080.34 : 291,103.77 = 118,159.22 : x
  2. Step 2: Convert to fraction form
    194,080.34/291,103.77 = 118,159.22/x
  3. Step 3: Cross multiply
    194,080.34x = 291,103.77 × 118,159.22
  4. Step 4: Simplify right side
    194,080.34x = 34,396,592,946.74
  5. Step 5: Solve for x
    x = 34,396,592,946.74/194,080.34
  6. Step 6: Final answer
    x = 177,228.64

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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.