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Finding the Fourth Proportional to 292,193.04, 438,355.08 and 92,525.04

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Solution

The fourth proportional to 292,193.04, 438,355.08 and 92,525.04 is: 138,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,193.04 : 438,355.08 = 92,525.04 : x
  2. Step 2: Convert to fraction form
    292,193.04/438,355.08 = 92,525.04/x
  3. Step 3: Cross multiply
    292,193.04x = 438,355.08 × 92,525.04
  4. Step 4: Simplify right side
    292,193.04x = 40,558,821,311.20
  5. Step 5: Solve for x
    x = 40,558,821,311.20/292,193.04
  6. Step 6: Final answer
    x = 138,808.31

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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.