Home / 190,308.67-285,373.60-110,369.35

Finding the Fourth Proportional to 190,308.67, 285,373.60 and 110,369.35

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Solution

The fourth proportional to 190,308.67, 285,373.60 and 110,369.35 is: 165,502.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,308.67 : 285,373.60 = 110,369.35 : x
  2. Step 2: Convert to fraction form
    190,308.67/285,373.60 = 110,369.35/x
  3. Step 3: Cross multiply
    190,308.67x = 285,373.60 × 110,369.35
  4. Step 4: Simplify right side
    190,308.67x = 31,496,498,739.16
  5. Step 5: Solve for x
    x = 31,496,498,739.16/190,308.67
  6. Step 6: Final answer
    x = 165,502.17

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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.