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Finding the Fourth Proportional to 92,071.01, 138,090.89 and 25,495.58

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Solution

The fourth proportional to 92,071.01, 138,090.89 and 25,495.58 is: 38,239.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,071.01 : 138,090.89 = 25,495.58 : x
  2. Step 2: Convert to fraction form
    92,071.01/138,090.89 = 25,495.58/x
  3. Step 3: Cross multiply
    92,071.01x = 138,090.89 × 25,495.58
  4. Step 4: Simplify right side
    92,071.01x = 3,520,706,965.47
  5. Step 5: Solve for x
    x = 3,520,706,965.47/92,071.01
  6. Step 6: Final answer
    x = 38,239.04

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1.5x scale

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.