Home / 486,174.04-729,261.04-131,188.06

Finding the Fourth Proportional to 486,174.04, 729,261.04 and 131,188.06

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Solution

The fourth proportional to 486,174.04, 729,261.04 and 131,188.06 is: 196,782.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,174.04 : 729,261.04 = 131,188.06 : x
  2. Step 2: Convert to fraction form
    486,174.04/729,261.04 = 131,188.06/x
  3. Step 3: Cross multiply
    486,174.04x = 729,261.04 × 131,188.06
  4. Step 4: Simplify right side
    486,174.04x = 95,670,341,071.18
  5. Step 5: Solve for x
    x = 95,670,341,071.18/486,174.04
  6. Step 6: Final answer
    x = 196,782.08

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Similar ratio
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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.