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Finding the Fourth Proportional to 374,594.01, 561,900.12 and 121,875.22

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Solution

The fourth proportional to 374,594.01, 561,900.12 and 121,875.22 is: 182,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,594.01 : 561,900.12 = 121,875.22 : x
  2. Step 2: Convert to fraction form
    374,594.01/561,900.12 = 121,875.22/x
  3. Step 3: Cross multiply
    374,594.01x = 561,900.12 × 121,875.22
  4. Step 4: Simplify right side
    374,594.01x = 68,481,700,743.03
  5. Step 5: Solve for x
    x = 68,481,700,743.03/374,594.01
  6. Step 6: Final answer
    x = 182,815.79

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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.