Home / 108,188.90-162,266.93-38,051.81

Finding the Fourth Proportional to 108,188.90, 162,266.93 and 38,051.81

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Solution

The fourth proportional to 108,188.90, 162,266.93 and 38,051.81 is: 57,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,188.90 : 162,266.93 = 38,051.81 : x
  2. Step 2: Convert to fraction form
    108,188.90/162,266.93 = 38,051.81/x
  3. Step 3: Cross multiply
    108,188.90x = 162,266.93 × 38,051.81
  4. Step 4: Simplify right side
    108,188.90x = 6,174,550,890.44
  5. Step 5: Solve for x
    x = 6,174,550,890.44/108,188.90
  6. Step 6: Final answer
    x = 57,071.94

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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.