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Finding the Fourth Proportional to 374,167.32, 561,255.84 and 124,849.32

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Solution

The fourth proportional to 374,167.32, 561,255.84 and 124,849.32 is: 187,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,167.32 : 561,255.84 = 124,849.32 : x
  2. Step 2: Convert to fraction form
    374,167.32/561,255.84 = 124,849.32/x
  3. Step 3: Cross multiply
    374,167.32x = 561,255.84 × 124,849.32
  4. Step 4: Simplify right side
    374,167.32x = 70,072,409,970.03
  5. Step 5: Solve for x
    x = 70,072,409,970.03/374,167.32
  6. Step 6: Final answer
    x = 187,275.60

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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.