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Finding the Fourth Proportional to 61,595.34, 92,373.56 and 39,090.30

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Solution

The fourth proportional to 61,595.34, 92,373.56 and 39,090.30 is: 58,623.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,595.34 : 92,373.56 = 39,090.30 : x
  2. Step 2: Convert to fraction form
    61,595.34/92,373.56 = 39,090.30/x
  3. Step 3: Cross multiply
    61,595.34x = 92,373.56 × 39,090.30
  4. Step 4: Simplify right side
    61,595.34x = 3,610,910,172.47
  5. Step 5: Solve for x
    x = 3,610,910,172.47/61,595.34
  6. Step 6: Final answer
    x = 58,623.11

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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.