Home / 194,482.08-291,720.20-118,602.90

Finding the Fourth Proportional to 194,482.08, 291,720.20 and 118,602.90

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Solution

The fourth proportional to 194,482.08, 291,720.20 and 118,602.90 is: 177,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,482.08 : 291,720.20 = 118,602.90 : x
  2. Step 2: Convert to fraction form
    194,482.08/291,720.20 = 118,602.90/x
  3. Step 3: Cross multiply
    194,482.08x = 291,720.20 × 118,602.90
  4. Step 4: Simplify right side
    194,482.08x = 34,598,861,115.57
  5. Step 5: Solve for x
    x = 34,598,861,115.57/194,482.08
  6. Step 6: Final answer
    x = 177,902.57

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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.